Home / 34,688.49-52,019.01-12,494.13

Finding the Fourth Proportional to 34,688.49, 52,019.01 and 12,494.13

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Solution

The fourth proportional to 34,688.49, 52,019.01 and 12,494.13 is: 18,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.49 : 52,019.01 = 12,494.13 : x
  2. Step 2: Convert to fraction form
    34,688.49/52,019.01 = 12,494.13/x
  3. Step 3: Cross multiply
    34,688.49x = 52,019.01 × 12,494.13
  4. Step 4: Simplify right side
    34,688.49x = 649,932,273.41
  5. Step 5: Solve for x
    x = 649,932,273.41/34,688.49
  6. Step 6: Final answer
    x = 18,736.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.