Home / 40,114.80-60,182.64-15,155.04

Finding the Fourth Proportional to 40,114.80, 60,182.64 and 15,155.04

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Solution

The fourth proportional to 40,114.80, 60,182.64 and 15,155.04 is: 22,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,114.80 : 60,182.64 = 15,155.04 : x
  2. Step 2: Convert to fraction form
    40,114.80/60,182.64 = 15,155.04/x
  3. Step 3: Cross multiply
    40,114.80x = 60,182.64 × 15,155.04
  4. Step 4: Simplify right side
    40,114.80x = 912,070,316.51
  5. Step 5: Solve for x
    x = 912,070,316.51/40,114.80
  6. Step 6: Final answer
    x = 22,736.50

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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.