Home / 22,572.23-33,620.02-21,386.80

Finding the Fourth Proportional to 22,572.23, 33,620.02 and 21,386.80

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Solution

The fourth proportional to 22,572.23, 33,620.02 and 21,386.80 is: 31,854.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,572.23 : 33,620.02 = 21,386.80 : x
  2. Step 2: Convert to fraction form
    22,572.23/33,620.02 = 21,386.80/x
  3. Step 3: Cross multiply
    22,572.23x = 33,620.02 × 21,386.80
  4. Step 4: Simplify right side
    22,572.23x = 719,024,475.64
  5. Step 5: Solve for x
    x = 719,024,475.64/22,572.23
  6. Step 6: Final answer
    x = 31,854.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.