Home / 40,555.02-55,964.34-22,649.70

Finding the Fourth Proportional to 40,555.02, 55,964.34 and 22,649.70

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Solution

The fourth proportional to 40,555.02, 55,964.34 and 22,649.70 is: 31,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,555.02 : 55,964.34 = 22,649.70 : x
  2. Step 2: Convert to fraction form
    40,555.02/55,964.34 = 22,649.70/x
  3. Step 3: Cross multiply
    40,555.02x = 55,964.34 × 22,649.70
  4. Step 4: Simplify right side
    40,555.02x = 1,267,575,511.70
  5. Step 5: Solve for x
    x = 1,267,575,511.70/40,555.02
  6. Step 6: Final answer
    x = 31,255.70

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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.