Home / 38,670.52-58,028.12-20,901.24

Finding the Fourth Proportional to 38,670.52, 58,028.12 and 20,901.24

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Solution

The fourth proportional to 38,670.52, 58,028.12 and 20,901.24 is: 31,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,670.52 : 58,028.12 = 20,901.24 : x
  2. Step 2: Convert to fraction form
    38,670.52/58,028.12 = 20,901.24/x
  3. Step 3: Cross multiply
    38,670.52x = 58,028.12 × 20,901.24
  4. Step 4: Simplify right side
    38,670.52x = 1,212,859,662.87
  5. Step 5: Solve for x
    x = 1,212,859,662.87/38,670.52
  6. Step 6: Final answer
    x = 31,363.93

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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.