Home / 15,002.16-22,486.32-9,145.92

Finding the Fourth Proportional to 15,002.16, 22,486.32 and 9,145.92

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Solution

The fourth proportional to 15,002.16, 22,486.32 and 9,145.92 is: 13,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,002.16 : 22,486.32 = 9,145.92 : x
  2. Step 2: Convert to fraction form
    15,002.16/22,486.32 = 9,145.92/x
  3. Step 3: Cross multiply
    15,002.16x = 22,486.32 × 9,145.92
  4. Step 4: Simplify right side
    15,002.16x = 205,658,083.81
  5. Step 5: Solve for x
    x = 205,658,083.81/15,002.16
  6. Step 6: Final answer
    x = 13,708.56

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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.