Home / 38,138.16-52,637.34-22,002.64

Finding the Fourth Proportional to 38,138.16, 52,637.34 and 22,002.64

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Solution

The fourth proportional to 38,138.16, 52,637.34 and 22,002.64 is: 30,367.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,138.16 : 52,637.34 = 22,002.64 : x
  2. Step 2: Convert to fraction form
    38,138.16/52,637.34 = 22,002.64/x
  3. Step 3: Cross multiply
    38,138.16x = 52,637.34 × 22,002.64
  4. Step 4: Simplify right side
    38,138.16x = 1,158,160,442.58
  5. Step 5: Solve for x
    x = 1,158,160,442.58/38,138.16
  6. Step 6: Final answer
    x = 30,367.50

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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.