Home / 28,286.04-39,119.31-24,743.10

Finding the Fourth Proportional to 28,286.04, 39,119.31 and 24,743.10

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Solution

The fourth proportional to 28,286.04, 39,119.31 and 24,743.10 is: 34,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,286.04 : 39,119.31 = 24,743.10 : x
  2. Step 2: Convert to fraction form
    28,286.04/39,119.31 = 24,743.10/x
  3. Step 3: Cross multiply
    28,286.04x = 39,119.31 × 24,743.10
  4. Step 4: Simplify right side
    28,286.04x = 967,932,999.26
  5. Step 5: Solve for x
    x = 967,932,999.26/28,286.04
  6. Step 6: Final answer
    x = 34,219.46

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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.