Home / 15,832.17-21,838.88-10,454.66

Finding the Fourth Proportional to 15,832.17, 21,838.88 and 10,454.66

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Solution

The fourth proportional to 15,832.17, 21,838.88 and 10,454.66 is: 14,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,832.17 : 21,838.88 = 10,454.66 : x
  2. Step 2: Convert to fraction form
    15,832.17/21,838.88 = 10,454.66/x
  3. Step 3: Cross multiply
    15,832.17x = 21,838.88 × 10,454.66
  4. Step 4: Simplify right side
    15,832.17x = 228,318,065.18
  5. Step 5: Solve for x
    x = 228,318,065.18/15,832.17
  6. Step 6: Final answer
    x = 14,421.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.