Home / 34,652.05-47,827.24-21,897.11

Finding the Fourth Proportional to 34,652.05, 47,827.24 and 21,897.11

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Solution

The fourth proportional to 34,652.05, 47,827.24 and 21,897.11 is: 30,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,652.05 : 47,827.24 = 21,897.11 : x
  2. Step 2: Convert to fraction form
    34,652.05/47,827.24 = 21,897.11/x
  3. Step 3: Cross multiply
    34,652.05x = 47,827.24 × 21,897.11
  4. Step 4: Simplify right side
    34,652.05x = 1,047,278,400.10
  5. Step 5: Solve for x
    x = 1,047,278,400.10/34,652.05
  6. Step 6: Final answer
    x = 30,222.70

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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.