Home / 22,753.84-31,393.56-22,002.16

Finding the Fourth Proportional to 22,753.84, 31,393.56 and 22,002.16

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Solution

The fourth proportional to 22,753.84, 31,393.56 and 22,002.16 is: 30,356.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753.84 : 31,393.56 = 22,002.16 : x
  2. Step 2: Convert to fraction form
    22,753.84/31,393.56 = 22,002.16/x
  3. Step 3: Cross multiply
    22,753.84x = 31,393.56 × 22,002.16
  4. Step 4: Simplify right side
    22,753.84x = 690,726,130.09
  5. Step 5: Solve for x
    x = 690,726,130.09/22,753.84
  6. Step 6: Final answer
    x = 30,356.46

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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.