Home / 34,312.21-47,333.97-21,580.83

Finding the Fourth Proportional to 34,312.21, 47,333.97 and 21,580.83

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Solution

The fourth proportional to 34,312.21, 47,333.97 and 21,580.83 is: 29,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,312.21 : 47,333.97 = 21,580.83 : x
  2. Step 2: Convert to fraction form
    34,312.21/47,333.97 = 21,580.83/x
  3. Step 3: Cross multiply
    34,312.21x = 47,333.97 × 21,580.83
  4. Step 4: Simplify right side
    34,312.21x = 1,021,506,359.80
  5. Step 5: Solve for x
    x = 1,021,506,359.80/34,312.21
  6. Step 6: Final answer
    x = 29,770.93

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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.