Home / 23,515.74-32,452.32-12,905.28

Finding the Fourth Proportional to 23,515.74, 32,452.32 and 12,905.28

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Solution

The fourth proportional to 23,515.74, 32,452.32 and 12,905.28 is: 17,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.74 : 32,452.32 = 12,905.28 : x
  2. Step 2: Convert to fraction form
    23,515.74/32,452.32 = 12,905.28/x
  3. Step 3: Cross multiply
    23,515.74x = 32,452.32 × 12,905.28
  4. Step 4: Simplify right side
    23,515.74x = 418,806,276.25
  5. Step 5: Solve for x
    x = 418,806,276.25/23,515.74
  6. Step 6: Final answer
    x = 17,809.62

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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.