Home / 39,489.66-59,237.55-13,194.50

Finding the Fourth Proportional to 39,489.66, 59,237.55 and 13,194.50

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Solution

The fourth proportional to 39,489.66, 59,237.55 and 13,194.50 is: 19,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,489.66 : 59,237.55 = 13,194.50 : x
  2. Step 2: Convert to fraction form
    39,489.66/59,237.55 = 13,194.50/x
  3. Step 3: Cross multiply
    39,489.66x = 59,237.55 × 13,194.50
  4. Step 4: Simplify right side
    39,489.66x = 781,609,557.29
  5. Step 5: Solve for x
    x = 781,609,557.29/39,489.66
  6. Step 6: Final answer
    x = 19,792.76

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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.