Home / 15,433.64-23,152.92-5,575.36

Finding the Fourth Proportional to 15,433.64, 23,152.92 and 5,575.36

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Solution

The fourth proportional to 15,433.64, 23,152.92 and 5,575.36 is: 8,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.64 : 23,152.92 = 5,575.36 : x
  2. Step 2: Convert to fraction form
    15,433.64/23,152.92 = 5,575.36/x
  3. Step 3: Cross multiply
    15,433.64x = 23,152.92 × 5,575.36
  4. Step 4: Simplify right side
    15,433.64x = 129,085,864.05
  5. Step 5: Solve for x
    x = 129,085,864.05/15,433.64
  6. Step 6: Final answer
    x = 8,363.93

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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.