Home / 22,668.48-34,006.40-7,881.62

Finding the Fourth Proportional to 22,668.48, 34,006.40 and 7,881.62

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Solution

The fourth proportional to 22,668.48, 34,006.40 and 7,881.62 is: 11,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.48 : 34,006.40 = 7,881.62 : x
  2. Step 2: Convert to fraction form
    22,668.48/34,006.40 = 7,881.62/x
  3. Step 3: Cross multiply
    22,668.48x = 34,006.40 × 7,881.62
  4. Step 4: Simplify right side
    22,668.48x = 268,025,312.93
  5. Step 5: Solve for x
    x = 268,025,312.93/22,668.48
  6. Step 6: Final answer
    x = 11,823.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.