Home / 15,585.30-23,374.59-4,489.92

Finding the Fourth Proportional to 15,585.30, 23,374.59 and 4,489.92

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Solution

The fourth proportional to 15,585.30, 23,374.59 and 4,489.92 is: 6,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.30 : 23,374.59 = 4,489.92 : x
  2. Step 2: Convert to fraction form
    15,585.30/23,374.59 = 4,489.92/x
  3. Step 3: Cross multiply
    15,585.30x = 23,374.59 × 4,489.92
  4. Step 4: Simplify right side
    15,585.30x = 104,950,039.13
  5. Step 5: Solve for x
    x = 104,950,039.13/15,585.30
  6. Step 6: Final answer
    x = 6,733.91

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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.