Home / 40,015.09-60,022.68-10,432.90

Finding the Fourth Proportional to 40,015.09, 60,022.68 and 10,432.90

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Solution

The fourth proportional to 40,015.09, 60,022.68 and 10,432.90 is: 15,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,015.09 : 60,022.68 = 10,432.90 : x
  2. Step 2: Convert to fraction form
    40,015.09/60,022.68 = 10,432.90/x
  3. Step 3: Cross multiply
    40,015.09x = 60,022.68 × 10,432.90
  4. Step 4: Simplify right side
    40,015.09x = 626,210,618.17
  5. Step 5: Solve for x
    x = 626,210,618.17/40,015.09
  6. Step 6: Final answer
    x = 15,649.36

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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.