Home / 36,180.02-54,023.76-31,927.79

Finding the Fourth Proportional to 36,180.02, 54,023.76 and 31,927.79

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Solution

The fourth proportional to 36,180.02, 54,023.76 and 31,927.79 is: 47,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,180.02 : 54,023.76 = 31,927.79 : x
  2. Step 2: Convert to fraction form
    36,180.02/54,023.76 = 31,927.79/x
  3. Step 3: Cross multiply
    36,180.02x = 54,023.76 × 31,927.79
  4. Step 4: Simplify right side
    36,180.02x = 1,724,859,399.35
  5. Step 5: Solve for x
    x = 1,724,859,399.35/36,180.02
  6. Step 6: Final answer
    x = 47,674.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.