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Finding the Fourth Proportional to 59,332.80, 88,999.20 and 17,774.40

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Solution

The fourth proportional to 59,332.80, 88,999.20 and 17,774.40 is: 26,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,332.80 : 88,999.20 = 17,774.40 : x
  2. Step 2: Convert to fraction form
    59,332.80/88,999.20 = 17,774.40/x
  3. Step 3: Cross multiply
    59,332.80x = 88,999.20 × 17,774.40
  4. Step 4: Simplify right side
    59,332.80x = 1,581,907,380.48
  5. Step 5: Solve for x
    x = 1,581,907,380.48/59,332.80
  6. Step 6: Final answer
    x = 26,661.60

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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.