Home / 18,565.47-27,848.88-6,085.80

Finding the Fourth Proportional to 18,565.47, 27,848.88 and 6,085.80

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Solution

The fourth proportional to 18,565.47, 27,848.88 and 6,085.80 is: 9,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.47 : 27,848.88 = 6,085.80 : x
  2. Step 2: Convert to fraction form
    18,565.47/27,848.88 = 6,085.80/x
  3. Step 3: Cross multiply
    18,565.47x = 27,848.88 × 6,085.80
  4. Step 4: Simplify right side
    18,565.47x = 169,482,713.90
  5. Step 5: Solve for x
    x = 169,482,713.90/18,565.47
  6. Step 6: Final answer
    x = 9,128.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.