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Finding the Fourth Proportional to 24,703.70, 34,091.08 and 13,525.70

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Solution

The fourth proportional to 24,703.70, 34,091.08 and 13,525.70 is: 18,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,703.70 : 34,091.08 = 13,525.70 : x
  2. Step 2: Convert to fraction form
    24,703.70/34,091.08 = 13,525.70/x
  3. Step 3: Cross multiply
    24,703.70x = 34,091.08 × 13,525.70
  4. Step 4: Simplify right side
    24,703.70x = 461,105,720.76
  5. Step 5: Solve for x
    x = 461,105,720.76/24,703.70
  6. Step 6: Final answer
    x = 18,665.45

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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.