Home / 40,319.74-60,458.84-18,114.06

Finding the Fourth Proportional to 40,319.74, 60,458.84 and 18,114.06

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Solution

The fourth proportional to 40,319.74, 60,458.84 and 18,114.06 is: 27,161.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,319.74 : 60,458.84 = 18,114.06 : x
  2. Step 2: Convert to fraction form
    40,319.74/60,458.84 = 18,114.06/x
  3. Step 3: Cross multiply
    40,319.74x = 60,458.84 × 18,114.06
  4. Step 4: Simplify right side
    40,319.74x = 1,095,155,055.29
  5. Step 5: Solve for x
    x = 1,095,155,055.29/40,319.74
  6. Step 6: Final answer
    x = 27,161.76

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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.