Home / 34,281.69-47,311.13-19,175.76

Finding the Fourth Proportional to 34,281.69, 47,311.13 and 19,175.76

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Solution

The fourth proportional to 34,281.69, 47,311.13 and 19,175.76 is: 26,463.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,281.69 : 47,311.13 = 19,175.76 : x
  2. Step 2: Convert to fraction form
    34,281.69/47,311.13 = 19,175.76/x
  3. Step 3: Cross multiply
    34,281.69x = 47,311.13 × 19,175.76
  4. Step 4: Simplify right side
    34,281.69x = 907,226,874.21
  5. Step 5: Solve for x
    x = 907,226,874.21/34,281.69
  6. Step 6: Final answer
    x = 26,463.89

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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.