Home / 19,537.20-29,285.12-6,386.04

Finding the Fourth Proportional to 19,537.20, 29,285.12 and 6,386.04

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Solution

The fourth proportional to 19,537.20, 29,285.12 and 6,386.04 is: 9,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.20 : 29,285.12 = 6,386.04 : x
  2. Step 2: Convert to fraction form
    19,537.20/29,285.12 = 6,386.04/x
  3. Step 3: Cross multiply
    19,537.20x = 29,285.12 × 6,386.04
  4. Step 4: Simplify right side
    19,537.20x = 187,015,947.72
  5. Step 5: Solve for x
    x = 187,015,947.72/19,537.20
  6. Step 6: Final answer
    x = 9,572.30

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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.