Home / 42,053.64-63,079.08-17,086.28

Finding the Fourth Proportional to 42,053.64, 63,079.08 and 17,086.28

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Solution

The fourth proportional to 42,053.64, 63,079.08 and 17,086.28 is: 25,628.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053.64 : 63,079.08 = 17,086.28 : x
  2. Step 2: Convert to fraction form
    42,053.64/63,079.08 = 17,086.28/x
  3. Step 3: Cross multiply
    42,053.64x = 63,079.08 × 17,086.28
  4. Step 4: Simplify right side
    42,053.64x = 1,077,786,823.02
  5. Step 5: Solve for x
    x = 1,077,786,823.02/42,053.64
  6. Step 6: Final answer
    x = 25,628.86

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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.