Home / 39,718.53-54,787.50-23,575.20

Finding the Fourth Proportional to 39,718.53, 54,787.50 and 23,575.20

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Solution

The fourth proportional to 39,718.53, 54,787.50 and 23,575.20 is: 32,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.53 : 54,787.50 = 23,575.20 : x
  2. Step 2: Convert to fraction form
    39,718.53/54,787.50 = 23,575.20/x
  3. Step 3: Cross multiply
    39,718.53x = 54,787.50 × 23,575.20
  4. Step 4: Simplify right side
    39,718.53x = 1,291,626,270
  5. Step 5: Solve for x
    x = 1,291,626,270/39,718.53
  6. Step 6: Final answer
    x = 32,519.49

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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.