Home / 40,225.02-55,510.54-22,320

Finding the Fourth Proportional to 40,225.02, 55,510.54 and 22,320

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Solution

The fourth proportional to 40,225.02, 55,510.54 and 22,320 is: 30,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,225.02 : 55,510.54 = 22,320 : x
  2. Step 2: Convert to fraction form
    40,225.02/55,510.54 = 22,320/x
  3. Step 3: Cross multiply
    40,225.02x = 55,510.54 × 22,320
  4. Step 4: Simplify right side
    40,225.02x = 1,238,995,252.80
  5. Step 5: Solve for x
    x = 1,238,995,252.80/40,225.02
  6. Step 6: Final answer
    x = 30,801.61

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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.