Home / 41,284.80-56,972.40-22,421.76

Finding the Fourth Proportional to 41,284.80, 56,972.40 and 22,421.76

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Solution

The fourth proportional to 41,284.80, 56,972.40 and 22,421.76 is: 30,941.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,284.80 : 56,972.40 = 22,421.76 : x
  2. Step 2: Convert to fraction form
    41,284.80/56,972.40 = 22,421.76/x
  3. Step 3: Cross multiply
    41,284.80x = 56,972.40 × 22,421.76
  4. Step 4: Simplify right side
    41,284.80x = 1,277,421,479.42
  5. Step 5: Solve for x
    x = 1,277,421,479.42/41,284.80
  6. Step 6: Final answer
    x = 30,941.69

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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.