Home / 19,242.08-28,864.76-6,761.02

Finding the Fourth Proportional to 19,242.08, 28,864.76 and 6,761.02

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Solution

The fourth proportional to 19,242.08, 28,864.76 and 6,761.02 is: 10,142.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.08 : 28,864.76 = 6,761.02 : x
  2. Step 2: Convert to fraction form
    19,242.08/28,864.76 = 6,761.02/x
  3. Step 3: Cross multiply
    19,242.08x = 28,864.76 × 6,761.02
  4. Step 4: Simplify right side
    19,242.08x = 195,155,219.66
  5. Step 5: Solve for x
    x = 195,155,219.66/19,242.08
  6. Step 6: Final answer
    x = 10,142.11

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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.