Home / 36,127.64-54,182.95-20,339.53

Finding the Fourth Proportional to 36,127.64, 54,182.95 and 20,339.53

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Solution

The fourth proportional to 36,127.64, 54,182.95 and 20,339.53 is: 30,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.64 : 54,182.95 = 20,339.53 : x
  2. Step 2: Convert to fraction form
    36,127.64/54,182.95 = 20,339.53/x
  3. Step 3: Cross multiply
    36,127.64x = 54,182.95 × 20,339.53
  4. Step 4: Simplify right side
    36,127.64x = 1,102,055,737.01
  5. Step 5: Solve for x
    x = 1,102,055,737.01/36,127.64
  6. Step 6: Final answer
    x = 30,504.50

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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.