Home / 15,954.80-23,976.12-8,564.72

Finding the Fourth Proportional to 15,954.80, 23,976.12 and 8,564.72

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Solution

The fourth proportional to 15,954.80, 23,976.12 and 8,564.72 is: 12,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.80 : 23,976.12 = 8,564.72 : x
  2. Step 2: Convert to fraction form
    15,954.80/23,976.12 = 8,564.72/x
  3. Step 3: Cross multiply
    15,954.80x = 23,976.12 × 8,564.72
  4. Step 4: Simplify right side
    15,954.80x = 205,348,754.49
  5. Step 5: Solve for x
    x = 205,348,754.49/15,954.80
  6. Step 6: Final answer
    x = 12,870.66

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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.