Home / 15,526.18-23,279.22-6,647.30

Finding the Fourth Proportional to 15,526.18, 23,279.22 and 6,647.30

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Solution

The fourth proportional to 15,526.18, 23,279.22 and 6,647.30 is: 9,966.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526.18 : 23,279.22 = 6,647.30 : x
  2. Step 2: Convert to fraction form
    15,526.18/23,279.22 = 6,647.30/x
  3. Step 3: Cross multiply
    15,526.18x = 23,279.22 × 6,647.30
  4. Step 4: Simplify right side
    15,526.18x = 154,743,959.11
  5. Step 5: Solve for x
    x = 154,743,959.11/15,526.18
  6. Step 6: Final answer
    x = 9,966.65

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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.