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Finding the Fourth Proportional to 45,931.50, 63,385.50 and 26,059.50

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Solution

The fourth proportional to 45,931.50, 63,385.50 and 26,059.50 is: 35,962.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.50 : 63,385.50 = 26,059.50 : x
  2. Step 2: Convert to fraction form
    45,931.50/63,385.50 = 26,059.50/x
  3. Step 3: Cross multiply
    45,931.50x = 63,385.50 × 26,059.50
  4. Step 4: Simplify right side
    45,931.50x = 1,651,794,437.25
  5. Step 5: Solve for x
    x = 1,651,794,437.25/45,931.50
  6. Step 6: Final answer
    x = 35,962.13

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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.