Home / 29,042.32-43,561.04-9,315.52

Finding the Fourth Proportional to 29,042.32, 43,561.04 and 9,315.52

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Solution

The fourth proportional to 29,042.32, 43,561.04 and 9,315.52 is: 13,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,042.32 : 43,561.04 = 9,315.52 : x
  2. Step 2: Convert to fraction form
    29,042.32/43,561.04 = 9,315.52/x
  3. Step 3: Cross multiply
    29,042.32x = 43,561.04 × 9,315.52
  4. Step 4: Simplify right side
    29,042.32x = 405,793,739.34
  5. Step 5: Solve for x
    x = 405,793,739.34/29,042.32
  6. Step 6: Final answer
    x = 13,972.50

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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.