Home / 40,074.07-60,220.16-21,367.32

Finding the Fourth Proportional to 40,074.07, 60,220.16 and 21,367.32

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Solution

The fourth proportional to 40,074.07, 60,220.16 and 21,367.32 is: 32,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,074.07 : 60,220.16 = 21,367.32 : x
  2. Step 2: Convert to fraction form
    40,074.07/60,220.16 = 21,367.32/x
  3. Step 3: Cross multiply
    40,074.07x = 60,220.16 × 21,367.32
  4. Step 4: Simplify right side
    40,074.07x = 1,286,743,429.17
  5. Step 5: Solve for x
    x = 1,286,743,429.17/40,074.07
  6. Step 6: Final answer
    x = 32,109.13

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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.