Home / 63,789.64-88,021.02-35,491.48

Finding the Fourth Proportional to 63,789.64, 88,021.02 and 35,491.48

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Solution

The fourth proportional to 63,789.64, 88,021.02 and 35,491.48 is: 48,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,789.64 : 88,021.02 = 35,491.48 : x
  2. Step 2: Convert to fraction form
    63,789.64/88,021.02 = 35,491.48/x
  3. Step 3: Cross multiply
    63,789.64x = 88,021.02 × 35,491.48
  4. Step 4: Simplify right side
    63,789.64x = 3,123,996,270.91
  5. Step 5: Solve for x
    x = 3,123,996,270.91/63,789.64
  6. Step 6: Final answer
    x = 48,973.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.