Home / 19,267.31-28,901.57-5,227.30

Finding the Fourth Proportional to 19,267.31, 28,901.57 and 5,227.30

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Solution

The fourth proportional to 19,267.31, 28,901.57 and 5,227.30 is: 7,841.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.31 : 28,901.57 = 5,227.30 : x
  2. Step 2: Convert to fraction form
    19,267.31/28,901.57 = 5,227.30/x
  3. Step 3: Cross multiply
    19,267.31x = 28,901.57 × 5,227.30
  4. Step 4: Simplify right side
    19,267.31x = 151,077,117.68
  5. Step 5: Solve for x
    x = 151,077,117.68/19,267.31
  6. Step 6: Final answer
    x = 7,841.11

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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.