Home / 14,292.88-19,705.92-9,248.20

Finding the Fourth Proportional to 14,292.88, 19,705.92 and 9,248.20

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Solution

The fourth proportional to 14,292.88, 19,705.92 and 9,248.20 is: 12,750.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.88 : 19,705.92 = 9,248.20 : x
  2. Step 2: Convert to fraction form
    14,292.88/19,705.92 = 9,248.20/x
  3. Step 3: Cross multiply
    14,292.88x = 19,705.92 × 9,248.20
  4. Step 4: Simplify right side
    14,292.88x = 182,244,289.34
  5. Step 5: Solve for x
    x = 182,244,289.34/14,292.88
  6. Step 6: Final answer
    x = 12,750.70

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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.