Home / 26,487.32-36,555.04-15,154.56

Finding the Fourth Proportional to 26,487.32, 36,555.04 and 15,154.56

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Solution

The fourth proportional to 26,487.32, 36,555.04 and 15,154.56 is: 20,914.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487.32 : 36,555.04 = 15,154.56 : x
  2. Step 2: Convert to fraction form
    26,487.32/36,555.04 = 15,154.56/x
  3. Step 3: Cross multiply
    26,487.32x = 36,555.04 × 15,154.56
  4. Step 4: Simplify right side
    26,487.32x = 553,975,546.98
  5. Step 5: Solve for x
    x = 553,975,546.98/26,487.32
  6. Step 6: Final answer
    x = 20,914.75

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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.