Home / 13,248.31-19,853.98-9,957.55

Finding the Fourth Proportional to 13,248.31, 19,853.98 and 9,957.55

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Solution

The fourth proportional to 13,248.31, 19,853.98 and 9,957.55 is: 14,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.31 : 19,853.98 = 9,957.55 : x
  2. Step 2: Convert to fraction form
    13,248.31/19,853.98 = 9,957.55/x
  3. Step 3: Cross multiply
    13,248.31x = 19,853.98 × 9,957.55
  4. Step 4: Simplify right side
    13,248.31x = 197,696,998.55
  5. Step 5: Solve for x
    x = 197,696,998.55/13,248.31
  6. Step 6: Final answer
    x = 14,922.43

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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.