Home / 34,733.32-47,919.54-21,116.68

Finding the Fourth Proportional to 34,733.32, 47,919.54 and 21,116.68

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Solution

The fourth proportional to 34,733.32, 47,919.54 and 21,116.68 is: 29,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,733.32 : 47,919.54 = 21,116.68 : x
  2. Step 2: Convert to fraction form
    34,733.32/47,919.54 = 21,116.68/x
  3. Step 3: Cross multiply
    34,733.32x = 47,919.54 × 21,116.68
  4. Step 4: Simplify right side
    34,733.32x = 1,011,901,591.93
  5. Step 5: Solve for x
    x = 1,011,901,591.93/34,733.32
  6. Step 6: Final answer
    x = 29,133.45

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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.