Home / 40,554.02-55,964.12-22,648.56

Finding the Fourth Proportional to 40,554.02, 55,964.12 and 22,648.56

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Solution

The fourth proportional to 40,554.02, 55,964.12 and 22,648.56 is: 31,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,554.02 : 55,964.12 = 22,648.56 : x
  2. Step 2: Convert to fraction form
    40,554.02/55,964.12 = 22,648.56/x
  3. Step 3: Cross multiply
    40,554.02x = 55,964.12 × 22,648.56
  4. Step 4: Simplify right side
    40,554.02x = 1,267,506,729.67
  5. Step 5: Solve for x
    x = 1,267,506,729.67/40,554.02
  6. Step 6: Final answer
    x = 31,254.77

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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.