Home / 40,314.73-60,451.36-18,109.05

Finding the Fourth Proportional to 40,314.73, 60,451.36 and 18,109.05

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Solution

The fourth proportional to 40,314.73, 60,451.36 and 18,109.05 is: 27,154.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314.73 : 60,451.36 = 18,109.05 : x
  2. Step 2: Convert to fraction form
    40,314.73/60,451.36 = 18,109.05/x
  3. Step 3: Cross multiply
    40,314.73x = 60,451.36 × 18,109.05
  4. Step 4: Simplify right side
    40,314.73x = 1,094,716,700.81
  5. Step 5: Solve for x
    x = 1,094,716,700.81/40,314.73
  6. Step 6: Final answer
    x = 27,154.26

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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.