Home / 21,394.07-32,085.62-6,397.63

Finding the Fourth Proportional to 21,394.07, 32,085.62 and 6,397.63

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Solution

The fourth proportional to 21,394.07, 32,085.62 and 6,397.63 is: 9,594.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394.07 : 32,085.62 = 6,397.63 : x
  2. Step 2: Convert to fraction form
    21,394.07/32,085.62 = 6,397.63/x
  3. Step 3: Cross multiply
    21,394.07x = 32,085.62 × 6,397.63
  4. Step 4: Simplify right side
    21,394.07x = 205,272,017.35
  5. Step 5: Solve for x
    x = 205,272,017.35/21,394.07
  6. Step 6: Final answer
    x = 9,594.81

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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.