Home / 15,394.05-23,081.45-6,504.78

Finding the Fourth Proportional to 15,394.05, 23,081.45 and 6,504.78

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Solution

The fourth proportional to 15,394.05, 23,081.45 and 6,504.78 is: 9,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394.05 : 23,081.45 = 6,504.78 : x
  2. Step 2: Convert to fraction form
    15,394.05/23,081.45 = 6,504.78/x
  3. Step 3: Cross multiply
    15,394.05x = 23,081.45 × 6,504.78
  4. Step 4: Simplify right side
    15,394.05x = 150,139,721.81
  5. Step 5: Solve for x
    x = 150,139,721.81/15,394.05
  6. Step 6: Final answer
    x = 9,753.10

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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.