Home / 23,097.95-31,875.17-12,487.58

Finding the Fourth Proportional to 23,097.95, 31,875.17 and 12,487.58

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Solution

The fourth proportional to 23,097.95, 31,875.17 and 12,487.58 is: 17,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,097.95 : 31,875.17 = 12,487.58 : x
  2. Step 2: Convert to fraction form
    23,097.95/31,875.17 = 12,487.58/x
  3. Step 3: Cross multiply
    23,097.95x = 31,875.17 × 12,487.58
  4. Step 4: Simplify right side
    23,097.95x = 398,043,655.70
  5. Step 5: Solve for x
    x = 398,043,655.70/23,097.95
  6. Step 6: Final answer
    x = 17,232.86

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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.