Home / 15,612.32-23,427.72-5,758.52

Finding the Fourth Proportional to 15,612.32, 23,427.72 and 5,758.52

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Solution

The fourth proportional to 15,612.32, 23,427.72 and 5,758.52 is: 8,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612.32 : 23,427.72 = 5,758.52 : x
  2. Step 2: Convert to fraction form
    15,612.32/23,427.72 = 5,758.52/x
  3. Step 3: Cross multiply
    15,612.32x = 23,427.72 × 5,758.52
  4. Step 4: Simplify right side
    15,612.32x = 134,908,994.17
  5. Step 5: Solve for x
    x = 134,908,994.17/15,612.32
  6. Step 6: Final answer
    x = 8,641.19

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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.