Home / 36,539.02-50,428.20-21,437.38

Finding the Fourth Proportional to 36,539.02, 50,428.20 and 21,437.38

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Solution

The fourth proportional to 36,539.02, 50,428.20 and 21,437.38 is: 29,586.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.02 : 50,428.20 = 21,437.38 : x
  2. Step 2: Convert to fraction form
    36,539.02/50,428.20 = 21,437.38/x
  3. Step 3: Cross multiply
    36,539.02x = 50,428.20 × 21,437.38
  4. Step 4: Simplify right side
    36,539.02x = 1,081,048,486.12
  5. Step 5: Solve for x
    x = 1,081,048,486.12/36,539.02
  6. Step 6: Final answer
    x = 29,586.14

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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.