Home / 19,313.19-28,951.29-6,157.04

Finding the Fourth Proportional to 19,313.19, 28,951.29 and 6,157.04

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Solution

The fourth proportional to 19,313.19, 28,951.29 and 6,157.04 is: 9,229.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313.19 : 28,951.29 = 6,157.04 : x
  2. Step 2: Convert to fraction form
    19,313.19/28,951.29 = 6,157.04/x
  3. Step 3: Cross multiply
    19,313.19x = 28,951.29 × 6,157.04
  4. Step 4: Simplify right side
    19,313.19x = 178,254,105.83
  5. Step 5: Solve for x
    x = 178,254,105.83/19,313.19
  6. Step 6: Final answer
    x = 9,229.66

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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.