Home / 34,648.30-47,814.65-18,732.74

Finding the Fourth Proportional to 34,648.30, 47,814.65 and 18,732.74

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Solution

The fourth proportional to 34,648.30, 47,814.65 and 18,732.74 is: 25,851.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,648.30 : 47,814.65 = 18,732.74 : x
  2. Step 2: Convert to fraction form
    34,648.30/47,814.65 = 18,732.74/x
  3. Step 3: Cross multiply
    34,648.30x = 47,814.65 × 18,732.74
  4. Step 4: Simplify right side
    34,648.30x = 895,699,406.64
  5. Step 5: Solve for x
    x = 895,699,406.64/34,648.30
  6. Step 6: Final answer
    x = 25,851.18

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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.