Home / 23,598.47-32,565.65-12,987.88

Finding the Fourth Proportional to 23,598.47, 32,565.65 and 12,987.88

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Solution

The fourth proportional to 23,598.47, 32,565.65 and 12,987.88 is: 17,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,598.47 : 32,565.65 = 12,987.88 : x
  2. Step 2: Convert to fraction form
    23,598.47/32,565.65 = 12,987.88/x
  3. Step 3: Cross multiply
    23,598.47x = 32,565.65 × 12,987.88
  4. Step 4: Simplify right side
    23,598.47x = 422,958,607.97
  5. Step 5: Solve for x
    x = 422,958,607.97/23,598.47
  6. Step 6: Final answer
    x = 17,923.13

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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.