Home / 40,220.40-60,232.08-28,344.96

Finding the Fourth Proportional to 40,220.40, 60,232.08 and 28,344.96

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Solution

The fourth proportional to 40,220.40, 60,232.08 and 28,344.96 is: 42,448.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,220.40 : 60,232.08 = 28,344.96 : x
  2. Step 2: Convert to fraction form
    40,220.40/60,232.08 = 28,344.96/x
  3. Step 3: Cross multiply
    40,220.40x = 60,232.08 × 28,344.96
  4. Step 4: Simplify right side
    40,220.40x = 1,707,275,898.32
  5. Step 5: Solve for x
    x = 1,707,275,898.32/40,220.40
  6. Step 6: Final answer
    x = 42,448.01

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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.