Home / 23,456.10-32,366.46-18,688.14

Finding the Fourth Proportional to 23,456.10, 32,366.46 and 18,688.14

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Solution

The fourth proportional to 23,456.10, 32,366.46 and 18,688.14 is: 25,787.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,456.10 : 32,366.46 = 18,688.14 : x
  2. Step 2: Convert to fraction form
    23,456.10/32,366.46 = 18,688.14/x
  3. Step 3: Cross multiply
    23,456.10x = 32,366.46 × 18,688.14
  4. Step 4: Simplify right side
    23,456.10x = 604,868,935.78
  5. Step 5: Solve for x
    x = 604,868,935.78/23,456.10
  6. Step 6: Final answer
    x = 25,787.28

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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.