Home / 34,487.84-47,582.16-21,247.52

Finding the Fourth Proportional to 34,487.84, 47,582.16 and 21,247.52

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Solution

The fourth proportional to 34,487.84, 47,582.16 and 21,247.52 is: 29,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,487.84 : 47,582.16 = 21,247.52 : x
  2. Step 2: Convert to fraction form
    34,487.84/47,582.16 = 21,247.52/x
  3. Step 3: Cross multiply
    34,487.84x = 47,582.16 × 21,247.52
  4. Step 4: Simplify right side
    34,487.84x = 1,011,002,896.24
  5. Step 5: Solve for x
    x = 1,011,002,896.24/34,487.84
  6. Step 6: Final answer
    x = 29,314.76

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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.