Home / 34,742.17-47,926.59-21,973.85

Finding the Fourth Proportional to 34,742.17, 47,926.59 and 21,973.85

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Solution

The fourth proportional to 34,742.17, 47,926.59 and 21,973.85 is: 30,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.17 : 47,926.59 = 21,973.85 : x
  2. Step 2: Convert to fraction form
    34,742.17/47,926.59 = 21,973.85/x
  3. Step 3: Cross multiply
    34,742.17x = 47,926.59 × 21,973.85
  4. Step 4: Simplify right side
    34,742.17x = 1,053,131,469.99
  5. Step 5: Solve for x
    x = 1,053,131,469.99/34,742.17
  6. Step 6: Final answer
    x = 30,312.77

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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.