Home / 42,218.16-63,356.06-22,510.56

Finding the Fourth Proportional to 42,218.16, 63,356.06 and 22,510.56

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Solution

The fourth proportional to 42,218.16, 63,356.06 and 22,510.56 is: 33,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,218.16 : 63,356.06 = 22,510.56 : x
  2. Step 2: Convert to fraction form
    42,218.16/63,356.06 = 22,510.56/x
  3. Step 3: Cross multiply
    42,218.16x = 63,356.06 × 22,510.56
  4. Step 4: Simplify right side
    42,218.16x = 1,426,180,389.99
  5. Step 5: Solve for x
    x = 1,426,180,389.99/42,218.16
  6. Step 6: Final answer
    x = 33,781.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.