Home / 14,335.56-19,784.40-8,366.04

Finding the Fourth Proportional to 14,335.56, 19,784.40 and 8,366.04

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Solution

The fourth proportional to 14,335.56, 19,784.40 and 8,366.04 is: 11,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.56 : 19,784.40 = 8,366.04 : x
  2. Step 2: Convert to fraction form
    14,335.56/19,784.40 = 8,366.04/x
  3. Step 3: Cross multiply
    14,335.56x = 19,784.40 × 8,366.04
  4. Step 4: Simplify right side
    14,335.56x = 165,517,081.78
  5. Step 5: Solve for x
    x = 165,517,081.78/14,335.56
  6. Step 6: Final answer
    x = 11,545.91

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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.