Home / 42,070.19-63,110.16-17,110.71

Finding the Fourth Proportional to 42,070.19, 63,110.16 and 17,110.71

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Solution

The fourth proportional to 42,070.19, 63,110.16 and 17,110.71 is: 25,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,070.19 : 63,110.16 = 17,110.71 : x
  2. Step 2: Convert to fraction form
    42,070.19/63,110.16 = 17,110.71/x
  3. Step 3: Cross multiply
    42,070.19x = 63,110.16 × 17,110.71
  4. Step 4: Simplify right side
    42,070.19x = 1,079,859,718.78
  5. Step 5: Solve for x
    x = 1,079,859,718.78/42,070.19
  6. Step 6: Final answer
    x = 25,668.05

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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.