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Finding the Fourth Proportional to 23,502.88, 35,248.88 and 6,859.20

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Solution

The fourth proportional to 23,502.88, 35,248.88 and 6,859.20 is: 10,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,502.88 : 35,248.88 = 6,859.20 : x
  2. Step 2: Convert to fraction form
    23,502.88/35,248.88 = 6,859.20/x
  3. Step 3: Cross multiply
    23,502.88x = 35,248.88 × 6,859.20
  4. Step 4: Simplify right side
    23,502.88x = 241,779,117.70
  5. Step 5: Solve for x
    x = 241,779,117.70/23,502.88
  6. Step 6: Final answer
    x = 10,287.21

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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.