Home / 15,490.98-23,191.92-14,397.48

Finding the Fourth Proportional to 15,490.98, 23,191.92 and 14,397.48

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Solution

The fourth proportional to 15,490.98, 23,191.92 and 14,397.48 is: 21,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.98 : 23,191.92 = 14,397.48 : x
  2. Step 2: Convert to fraction form
    15,490.98/23,191.92 = 14,397.48/x
  3. Step 3: Cross multiply
    15,490.98x = 23,191.92 × 14,397.48
  4. Step 4: Simplify right side
    15,490.98x = 333,905,204.36
  5. Step 5: Solve for x
    x = 333,905,204.36/15,490.98
  6. Step 6: Final answer
    x = 21,554.81

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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.