Home / 48,220.74-72,331.13-21,933

Finding the Fourth Proportional to 48,220.74, 72,331.13 and 21,933

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Solution

The fourth proportional to 48,220.74, 72,331.13 and 21,933 is: 32,899.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,220.74 : 72,331.13 = 21,933 : x
  2. Step 2: Convert to fraction form
    48,220.74/72,331.13 = 21,933/x
  3. Step 3: Cross multiply
    48,220.74x = 72,331.13 × 21,933
  4. Step 4: Simplify right side
    48,220.74x = 1,586,438,674.29
  5. Step 5: Solve for x
    x = 1,586,438,674.29/48,220.74
  6. Step 6: Final answer
    x = 32,899.51

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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.