Home / 15,599.67-21,527.97-9,549.79

Finding the Fourth Proportional to 15,599.67, 21,527.97 and 9,549.79

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Solution

The fourth proportional to 15,599.67, 21,527.97 and 9,549.79 is: 13,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.67 : 21,527.97 = 9,549.79 : x
  2. Step 2: Convert to fraction form
    15,599.67/21,527.97 = 9,549.79/x
  3. Step 3: Cross multiply
    15,599.67x = 21,527.97 × 9,549.79
  4. Step 4: Simplify right side
    15,599.67x = 205,587,592.63
  5. Step 5: Solve for x
    x = 205,587,592.63/15,599.67
  6. Step 6: Final answer
    x = 13,178.97

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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.