Home / 38,565.19-53,220.37-22,649.90

Finding the Fourth Proportional to 38,565.19, 53,220.37 and 22,649.90

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Solution

The fourth proportional to 38,565.19, 53,220.37 and 22,649.90 is: 31,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.19 : 53,220.37 = 22,649.90 : x
  2. Step 2: Convert to fraction form
    38,565.19/53,220.37 = 22,649.90/x
  3. Step 3: Cross multiply
    38,565.19x = 53,220.37 × 22,649.90
  4. Step 4: Simplify right side
    38,565.19x = 1,205,436,058.46
  5. Step 5: Solve for x
    x = 1,205,436,058.46/38,565.19
  6. Step 6: Final answer
    x = 31,257.10

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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.