Home / 24,699.80-34,174.32-21,565.10

Finding the Fourth Proportional to 24,699.80, 34,174.32 and 21,565.10

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Solution

The fourth proportional to 24,699.80, 34,174.32 and 21,565.10 is: 29,837.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,699.80 : 34,174.32 = 21,565.10 : x
  2. Step 2: Convert to fraction form
    24,699.80/34,174.32 = 21,565.10/x
  3. Step 3: Cross multiply
    24,699.80x = 34,174.32 × 21,565.10
  4. Step 4: Simplify right side
    24,699.80x = 736,972,628.23
  5. Step 5: Solve for x
    x = 736,972,628.23/24,699.80
  6. Step 6: Final answer
    x = 29,837.19

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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.