Home / 39,760.19-59,640.25-10,177.98

Finding the Fourth Proportional to 39,760.19, 59,640.25 and 10,177.98

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Solution

The fourth proportional to 39,760.19, 59,640.25 and 10,177.98 is: 15,266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,760.19 : 59,640.25 = 10,177.98 : x
  2. Step 2: Convert to fraction form
    39,760.19/59,640.25 = 10,177.98/x
  3. Step 3: Cross multiply
    39,760.19x = 59,640.25 × 10,177.98
  4. Step 4: Simplify right side
    39,760.19x = 607,017,220.81
  5. Step 5: Solve for x
    x = 607,017,220.81/39,760.19
  6. Step 6: Final answer
    x = 15,266.96

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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.