Home / 15,752.56-23,626.84-9,891.28

Finding the Fourth Proportional to 15,752.56, 23,626.84 and 9,891.28

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Solution

The fourth proportional to 15,752.56, 23,626.84 and 9,891.28 is: 14,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752.56 : 23,626.84 = 9,891.28 : x
  2. Step 2: Convert to fraction form
    15,752.56/23,626.84 = 9,891.28/x
  3. Step 3: Cross multiply
    15,752.56x = 23,626.84 × 9,891.28
  4. Step 4: Simplify right side
    15,752.56x = 233,699,689.96
  5. Step 5: Solve for x
    x = 233,699,689.96/15,752.56
  6. Step 6: Final answer
    x = 14,835.66

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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.