Home / 15,612.89-23,390.98-9,025.16

Finding the Fourth Proportional to 15,612.89, 23,390.98 and 9,025.16

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Solution

The fourth proportional to 15,612.89, 23,390.98 and 9,025.16 is: 13,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612.89 : 23,390.98 = 9,025.16 : x
  2. Step 2: Convert to fraction form
    15,612.89/23,390.98 = 9,025.16/x
  3. Step 3: Cross multiply
    15,612.89x = 23,390.98 × 9,025.16
  4. Step 4: Simplify right side
    15,612.89x = 211,107,337.06
  5. Step 5: Solve for x
    x = 211,107,337.06/15,612.89
  6. Step 6: Final answer
    x = 13,521.35

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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.