Home / 63,931.10-95,896.65-17,188.70

Finding the Fourth Proportional to 63,931.10, 95,896.65 and 17,188.70

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Solution

The fourth proportional to 63,931.10, 95,896.65 and 17,188.70 is: 25,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,931.10 : 95,896.65 = 17,188.70 : x
  2. Step 2: Convert to fraction form
    63,931.10/95,896.65 = 17,188.70/x
  3. Step 3: Cross multiply
    63,931.10x = 95,896.65 × 17,188.70
  4. Step 4: Simplify right side
    63,931.10x = 1,648,338,747.86
  5. Step 5: Solve for x
    x = 1,648,338,747.86/63,931.10
  6. Step 6: Final answer
    x = 25,783.05

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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.