Home / 16,758.48-25,142.40-5,071.80

Finding the Fourth Proportional to 16,758.48, 25,142.40 and 5,071.80

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Solution

The fourth proportional to 16,758.48, 25,142.40 and 5,071.80 is: 7,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758.48 : 25,142.40 = 5,071.80 : x
  2. Step 2: Convert to fraction form
    16,758.48/25,142.40 = 5,071.80/x
  3. Step 3: Cross multiply
    16,758.48x = 25,142.40 × 5,071.80
  4. Step 4: Simplify right side
    16,758.48x = 127,517,224.32
  5. Step 5: Solve for x
    x = 127,517,224.32/16,758.48
  6. Step 6: Final answer
    x = 7,609.12

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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.