Home / 39,744.71-59,580.01-13,431.05

Finding the Fourth Proportional to 39,744.71, 59,580.01 and 13,431.05

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Solution

The fourth proportional to 39,744.71, 59,580.01 and 13,431.05 is: 20,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,744.71 : 59,580.01 = 13,431.05 : x
  2. Step 2: Convert to fraction form
    39,744.71/59,580.01 = 13,431.05/x
  3. Step 3: Cross multiply
    39,744.71x = 59,580.01 × 13,431.05
  4. Step 4: Simplify right side
    39,744.71x = 800,222,242.26
  5. Step 5: Solve for x
    x = 800,222,242.26/39,744.71
  6. Step 6: Final answer
    x = 20,134.06

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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.