Home / 38,438-53,016.92-24,984.16

Finding the Fourth Proportional to 38,438, 53,016.92 and 24,984.16

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Solution

The fourth proportional to 38,438, 53,016.92 and 24,984.16 is: 34,460.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,438 : 53,016.92 = 24,984.16 : x
  2. Step 2: Convert to fraction form
    38,438/53,016.92 = 24,984.16/x
  3. Step 3: Cross multiply
    38,438x = 53,016.92 × 24,984.16
  4. Step 4: Simplify right side
    38,438x = 1,324,583,211.99
  5. Step 5: Solve for x
    x = 1,324,583,211.99/38,438
  6. Step 6: Final answer
    x = 34,460.25

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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.