Home / 15,809.12-23,738.34-15,108.02

Finding the Fourth Proportional to 15,809.12, 23,738.34 and 15,108.02

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Solution

The fourth proportional to 15,809.12, 23,738.34 and 15,108.02 is: 22,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,809.12 : 23,738.34 = 15,108.02 : x
  2. Step 2: Convert to fraction form
    15,809.12/23,738.34 = 15,108.02/x
  3. Step 3: Cross multiply
    15,809.12x = 23,738.34 × 15,108.02
  4. Step 4: Simplify right side
    15,809.12x = 358,639,315.49
  5. Step 5: Solve for x
    x = 358,639,315.49/15,809.12
  6. Step 6: Final answer
    x = 22,685.60

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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.