Home / 23,285.55-32,116.73-14,780.28

Finding the Fourth Proportional to 23,285.55, 32,116.73 and 14,780.28

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Solution

The fourth proportional to 23,285.55, 32,116.73 and 14,780.28 is: 20,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,285.55 : 32,116.73 = 14,780.28 : x
  2. Step 2: Convert to fraction form
    23,285.55/32,116.73 = 14,780.28/x
  3. Step 3: Cross multiply
    23,285.55x = 32,116.73 × 14,780.28
  4. Step 4: Simplify right side
    23,285.55x = 474,694,188.18
  5. Step 5: Solve for x
    x = 474,694,188.18/23,285.55
  6. Step 6: Final answer
    x = 20,385.79

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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.