Home / 15,874.17-23,785.28-9,615.21

Finding the Fourth Proportional to 15,874.17, 23,785.28 and 9,615.21

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Solution

The fourth proportional to 15,874.17, 23,785.28 and 9,615.21 is: 14,407.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.17 : 23,785.28 = 9,615.21 : x
  2. Step 2: Convert to fraction form
    15,874.17/23,785.28 = 9,615.21/x
  3. Step 3: Cross multiply
    15,874.17x = 23,785.28 × 9,615.21
  4. Step 4: Simplify right side
    15,874.17x = 228,700,462.11
  5. Step 5: Solve for x
    x = 228,700,462.11/15,874.17
  6. Step 6: Final answer
    x = 14,407.08

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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.