Home / 15,976.12-22,040.76-10,674.40

Finding the Fourth Proportional to 15,976.12, 22,040.76 and 10,674.40

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Solution

The fourth proportional to 15,976.12, 22,040.76 and 10,674.40 is: 14,726.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976.12 : 22,040.76 = 10,674.40 : x
  2. Step 2: Convert to fraction form
    15,976.12/22,040.76 = 10,674.40/x
  3. Step 3: Cross multiply
    15,976.12x = 22,040.76 × 10,674.40
  4. Step 4: Simplify right side
    15,976.12x = 235,271,888.54
  5. Step 5: Solve for x
    x = 235,271,888.54/15,976.12
  6. Step 6: Final answer
    x = 14,726.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.