Home / 41,128.04-56,756.80-22,265.20

Finding the Fourth Proportional to 41,128.04, 56,756.80 and 22,265.20

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Solution

The fourth proportional to 41,128.04, 56,756.80 and 22,265.20 is: 30,726.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128.04 : 56,756.80 = 22,265.20 : x
  2. Step 2: Convert to fraction form
    41,128.04/56,756.80 = 22,265.20/x
  3. Step 3: Cross multiply
    41,128.04x = 56,756.80 × 22,265.20
  4. Step 4: Simplify right side
    41,128.04x = 1,263,701,503.36
  5. Step 5: Solve for x
    x = 1,263,701,503.36/41,128.04
  6. Step 6: Final answer
    x = 30,726.03

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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.