Home / 39,434.74-59,151.78-9,852.40

Finding the Fourth Proportional to 39,434.74, 59,151.78 and 9,852.40

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Solution

The fourth proportional to 39,434.74, 59,151.78 and 9,852.40 is: 14,778.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,434.74 : 59,151.78 = 9,852.40 : x
  2. Step 2: Convert to fraction form
    39,434.74/59,151.78 = 9,852.40/x
  3. Step 3: Cross multiply
    39,434.74x = 59,151.78 × 9,852.40
  4. Step 4: Simplify right side
    39,434.74x = 582,786,997.27
  5. Step 5: Solve for x
    x = 582,786,997.27/39,434.74
  6. Step 6: Final answer
    x = 14,778.52

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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.