Home / 38,140.18-52,622.57-22,006.21

Finding the Fourth Proportional to 38,140.18, 52,622.57 and 22,006.21

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Solution

The fourth proportional to 38,140.18, 52,622.57 and 22,006.21 is: 30,362.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,140.18 : 52,622.57 = 22,006.21 : x
  2. Step 2: Convert to fraction form
    38,140.18/52,622.57 = 22,006.21/x
  3. Step 3: Cross multiply
    38,140.18x = 52,622.57 × 22,006.21
  4. Step 4: Simplify right side
    38,140.18x = 1,158,023,326.16
  5. Step 5: Solve for x
    x = 1,158,023,326.16/38,140.18
  6. Step 6: Final answer
    x = 30,362.29

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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.