Home / 18,565.77-27,854.40-6,085.89

Finding the Fourth Proportional to 18,565.77, 27,854.40 and 6,085.89

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Solution

The fourth proportional to 18,565.77, 27,854.40 and 6,085.89 is: 9,130.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.77 : 27,854.40 = 6,085.89 : x
  2. Step 2: Convert to fraction form
    18,565.77/27,854.40 = 6,085.89/x
  3. Step 3: Cross multiply
    18,565.77x = 27,854.40 × 6,085.89
  4. Step 4: Simplify right side
    18,565.77x = 169,518,814.42
  5. Step 5: Solve for x
    x = 169,518,814.42/18,565.77
  6. Step 6: Final answer
    x = 9,130.72

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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.