Home / 15,609.65-23,417.71-5,221.13

Finding the Fourth Proportional to 15,609.65, 23,417.71 and 5,221.13

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Solution

The fourth proportional to 15,609.65, 23,417.71 and 5,221.13 is: 7,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.65 : 23,417.71 = 5,221.13 : x
  2. Step 2: Convert to fraction form
    15,609.65/23,417.71 = 5,221.13/x
  3. Step 3: Cross multiply
    15,609.65x = 23,417.71 × 5,221.13
  4. Step 4: Simplify right side
    15,609.65x = 122,266,778.07
  5. Step 5: Solve for x
    x = 122,266,778.07/15,609.65
  6. Step 6: Final answer
    x = 7,832.77

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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.