Home / 34,238.79-47,212.29-22,279.95

Finding the Fourth Proportional to 34,238.79, 47,212.29 and 22,279.95

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Solution

The fourth proportional to 34,238.79, 47,212.29 and 22,279.95 is: 30,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238.79 : 47,212.29 = 22,279.95 : x
  2. Step 2: Convert to fraction form
    34,238.79/47,212.29 = 22,279.95/x
  3. Step 3: Cross multiply
    34,238.79x = 47,212.29 × 22,279.95
  4. Step 4: Simplify right side
    34,238.79x = 1,051,887,460.59
  5. Step 5: Solve for x
    x = 1,051,887,460.59/34,238.79
  6. Step 6: Final answer
    x = 30,722.10

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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.