Home / 21,386.04-32,067.32-6,590.85

Finding the Fourth Proportional to 21,386.04, 32,067.32 and 6,590.85

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Solution

The fourth proportional to 21,386.04, 32,067.32 and 6,590.85 is: 9,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,386.04 : 32,067.32 = 6,590.85 : x
  2. Step 2: Convert to fraction form
    21,386.04/32,067.32 = 6,590.85/x
  3. Step 3: Cross multiply
    21,386.04x = 32,067.32 × 6,590.85
  4. Step 4: Simplify right side
    21,386.04x = 211,350,863.07
  5. Step 5: Solve for x
    x = 211,350,863.07/21,386.04
  6. Step 6: Final answer
    x = 9,882.66

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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.