Home / 40,281.02-55,587.76-22,377.70

Finding the Fourth Proportional to 40,281.02, 55,587.76 and 22,377.70

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Solution

The fourth proportional to 40,281.02, 55,587.76 and 22,377.70 is: 30,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.02 : 55,587.76 = 22,377.70 : x
  2. Step 2: Convert to fraction form
    40,281.02/55,587.76 = 22,377.70/x
  3. Step 3: Cross multiply
    40,281.02x = 55,587.76 × 22,377.70
  4. Step 4: Simplify right side
    40,281.02x = 1,243,926,216.95
  5. Step 5: Solve for x
    x = 1,243,926,216.95/40,281.02
  6. Step 6: Final answer
    x = 30,881.20

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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.