Home / 19,512.10-29,268.15-9,658.30

Finding the Fourth Proportional to 19,512.10, 29,268.15 and 9,658.30

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Solution

The fourth proportional to 19,512.10, 29,268.15 and 9,658.30 is: 14,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.10 : 29,268.15 = 9,658.30 : x
  2. Step 2: Convert to fraction form
    19,512.10/29,268.15 = 9,658.30/x
  3. Step 3: Cross multiply
    19,512.10x = 29,268.15 × 9,658.30
  4. Step 4: Simplify right side
    19,512.10x = 282,680,573.15
  5. Step 5: Solve for x
    x = 282,680,573.15/19,512.10
  6. Step 6: Final answer
    x = 14,487.45

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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.