Home / 29,710.04-40,998.40-17,779.92

Finding the Fourth Proportional to 29,710.04, 40,998.40 and 17,779.92

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Solution

The fourth proportional to 29,710.04, 40,998.40 and 17,779.92 is: 24,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,710.04 : 40,998.40 = 17,779.92 : x
  2. Step 2: Convert to fraction form
    29,710.04/40,998.40 = 17,779.92/x
  3. Step 3: Cross multiply
    29,710.04x = 40,998.40 × 17,779.92
  4. Step 4: Simplify right side
    29,710.04x = 728,948,272.13
  5. Step 5: Solve for x
    x = 728,948,272.13/29,710.04
  6. Step 6: Final answer
    x = 24,535.42

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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.