Home / 39,860.16-54,984-24,930.24

Finding the Fourth Proportional to 39,860.16, 54,984 and 24,930.24

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Solution

The fourth proportional to 39,860.16, 54,984 and 24,930.24 is: 34,389.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,860.16 : 54,984 = 24,930.24 : x
  2. Step 2: Convert to fraction form
    39,860.16/54,984 = 24,930.24/x
  3. Step 3: Cross multiply
    39,860.16x = 54,984 × 24,930.24
  4. Step 4: Simplify right side
    39,860.16x = 1,370,764,316.16
  5. Step 5: Solve for x
    x = 1,370,764,316.16/39,860.16
  6. Step 6: Final answer
    x = 34,389.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.