Home / 37,684.02-52,000.95-20,688.23

Finding the Fourth Proportional to 37,684.02, 52,000.95 and 20,688.23

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Solution

The fourth proportional to 37,684.02, 52,000.95 and 20,688.23 is: 28,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,684.02 : 52,000.95 = 20,688.23 : x
  2. Step 2: Convert to fraction form
    37,684.02/52,000.95 = 20,688.23/x
  3. Step 3: Cross multiply
    37,684.02x = 52,000.95 × 20,688.23
  4. Step 4: Simplify right side
    37,684.02x = 1,075,807,613.82
  5. Step 5: Solve for x
    x = 1,075,807,613.82/37,684.02
  6. Step 6: Final answer
    x = 28,548.11

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Double scale
Find fourth proportional to 37,685.02, 52,002.33 and 20,689.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.