Home / 43,176.68-64,764.93-13,597.10

Finding the Fourth Proportional to 43,176.68, 64,764.93 and 13,597.10

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Solution

The fourth proportional to 43,176.68, 64,764.93 and 13,597.10 is: 20,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,176.68 : 64,764.93 = 13,597.10 : x
  2. Step 2: Convert to fraction form
    43,176.68/64,764.93 = 13,597.10/x
  3. Step 3: Cross multiply
    43,176.68x = 64,764.93 × 13,597.10
  4. Step 4: Simplify right side
    43,176.68x = 880,615,229.70
  5. Step 5: Solve for x
    x = 880,615,229.70/43,176.68
  6. Step 6: Final answer
    x = 20,395.62

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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.