Home / 39,212.12-58,818.18-14,247.52

Finding the Fourth Proportional to 39,212.12, 58,818.18 and 14,247.52

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Solution

The fourth proportional to 39,212.12, 58,818.18 and 14,247.52 is: 21,371.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,212.12 : 58,818.18 = 14,247.52 : x
  2. Step 2: Convert to fraction form
    39,212.12/58,818.18 = 14,247.52/x
  3. Step 3: Cross multiply
    39,212.12x = 58,818.18 × 14,247.52
  4. Step 4: Simplify right side
    39,212.12x = 838,012,901.82
  5. Step 5: Solve for x
    x = 838,012,901.82/39,212.12
  6. Step 6: Final answer
    x = 21,371.27

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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.