Home / 43,472.08-65,208.12-22,690.72

Finding the Fourth Proportional to 43,472.08, 65,208.12 and 22,690.72

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Solution

The fourth proportional to 43,472.08, 65,208.12 and 22,690.72 is: 34,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,472.08 : 65,208.12 = 22,690.72 : x
  2. Step 2: Convert to fraction form
    43,472.08/65,208.12 = 22,690.72/x
  3. Step 3: Cross multiply
    43,472.08x = 65,208.12 × 22,690.72
  4. Step 4: Simplify right side
    43,472.08x = 1,479,619,192.65
  5. Step 5: Solve for x
    x = 1,479,619,192.65/43,472.08
  6. Step 6: Final answer
    x = 34,036.08

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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.