Home / 17,002.40-25,494.80-5,312.48

Finding the Fourth Proportional to 17,002.40, 25,494.80 and 5,312.48

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Solution

The fourth proportional to 17,002.40, 25,494.80 and 5,312.48 is: 7,965.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002.40 : 25,494.80 = 5,312.48 : x
  2. Step 2: Convert to fraction form
    17,002.40/25,494.80 = 5,312.48/x
  3. Step 3: Cross multiply
    17,002.40x = 25,494.80 × 5,312.48
  4. Step 4: Simplify right side
    17,002.40x = 135,440,615.10
  5. Step 5: Solve for x
    x = 135,440,615.10/17,002.40
  6. Step 6: Final answer
    x = 7,965.97

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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.