Home / 10,124.95-15,264.52-9,411.44

Finding the Fourth Proportional to 10,124.95, 15,264.52 and 9,411.44

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Solution

The fourth proportional to 10,124.95, 15,264.52 and 9,411.44 is: 14,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.95 : 15,264.52 = 9,411.44 : x
  2. Step 2: Convert to fraction form
    10,124.95/15,264.52 = 9,411.44/x
  3. Step 3: Cross multiply
    10,124.95x = 15,264.52 × 9,411.44
  4. Step 4: Simplify right side
    10,124.95x = 143,661,114.11
  5. Step 5: Solve for x
    x = 143,661,114.11/10,124.95
  6. Step 6: Final answer
    x = 14,188.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.