Home / 15,237.20-22,809.32-13,656.48

Finding the Fourth Proportional to 15,237.20, 22,809.32 and 13,656.48

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Solution

The fourth proportional to 15,237.20, 22,809.32 and 13,656.48 is: 20,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237.20 : 22,809.32 = 13,656.48 : x
  2. Step 2: Convert to fraction form
    15,237.20/22,809.32 = 13,656.48/x
  3. Step 3: Cross multiply
    15,237.20x = 22,809.32 × 13,656.48
  4. Step 4: Simplify right side
    15,237.20x = 311,494,954.11
  5. Step 5: Solve for x
    x = 311,494,954.11/15,237.20
  6. Step 6: Final answer
    x = 20,443.06

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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.