Home / 60,086.48-90,128.72-17,966.66

Finding the Fourth Proportional to 60,086.48, 90,128.72 and 17,966.66

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Solution

The fourth proportional to 60,086.48, 90,128.72 and 17,966.66 is: 26,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,086.48 : 90,128.72 = 17,966.66 : x
  2. Step 2: Convert to fraction form
    60,086.48/90,128.72 = 17,966.66/x
  3. Step 3: Cross multiply
    60,086.48x = 90,128.72 × 17,966.66
  4. Step 4: Simplify right side
    60,086.48x = 1,619,312,068.48
  5. Step 5: Solve for x
    x = 1,619,312,068.48/60,086.48
  6. Step 6: Final answer
    x = 26,949.69

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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.