Home / 25,560.34-38,319.56-11,516.16

Finding the Fourth Proportional to 25,560.34, 38,319.56 and 11,516.16

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Solution

The fourth proportional to 25,560.34, 38,319.56 and 11,516.16 is: 17,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560.34 : 38,319.56 = 11,516.16 : x
  2. Step 2: Convert to fraction form
    25,560.34/38,319.56 = 11,516.16/x
  3. Step 3: Cross multiply
    25,560.34x = 38,319.56 × 11,516.16
  4. Step 4: Simplify right side
    25,560.34x = 441,294,184.09
  5. Step 5: Solve for x
    x = 441,294,184.09/25,560.34
  6. Step 6: Final answer
    x = 17,264.80

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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.