Home / 15,515.29-23,270.14-6,635.62

Finding the Fourth Proportional to 15,515.29, 23,270.14 and 6,635.62

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Solution

The fourth proportional to 15,515.29, 23,270.14 and 6,635.62 is: 9,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515.29 : 23,270.14 = 6,635.62 : x
  2. Step 2: Convert to fraction form
    15,515.29/23,270.14 = 6,635.62/x
  3. Step 3: Cross multiply
    15,515.29x = 23,270.14 × 6,635.62
  4. Step 4: Simplify right side
    15,515.29x = 154,411,764.26
  5. Step 5: Solve for x
    x = 154,411,764.26/15,515.29
  6. Step 6: Final answer
    x = 9,952.23

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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.