Home / 23,397.45-32,288.41-12,787.08

Finding the Fourth Proportional to 23,397.45, 32,288.41 and 12,787.08

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Solution

The fourth proportional to 23,397.45, 32,288.41 and 12,787.08 is: 17,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,397.45 : 32,288.41 = 12,787.08 : x
  2. Step 2: Convert to fraction form
    23,397.45/32,288.41 = 12,787.08/x
  3. Step 3: Cross multiply
    23,397.45x = 32,288.41 × 12,787.08
  4. Step 4: Simplify right side
    23,397.45x = 412,874,417.81
  5. Step 5: Solve for x
    x = 412,874,417.81/23,397.45
  6. Step 6: Final answer
    x = 17,646.13

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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.