Home / 38,139.66-52,604.64-22,223.16

Finding the Fourth Proportional to 38,139.66, 52,604.64 and 22,223.16

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Solution

The fourth proportional to 38,139.66, 52,604.64 and 22,223.16 is: 30,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,139.66 : 52,604.64 = 22,223.16 : x
  2. Step 2: Convert to fraction form
    38,139.66/52,604.64 = 22,223.16/x
  3. Step 3: Cross multiply
    38,139.66x = 52,604.64 × 22,223.16
  4. Step 4: Simplify right side
    38,139.66x = 1,169,041,331.46
  5. Step 5: Solve for x
    x = 1,169,041,331.46/38,139.66
  6. Step 6: Final answer
    x = 30,651.59

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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.