Home / 20,044.68-30,066.70-6,897.17

Finding the Fourth Proportional to 20,044.68, 30,066.70 and 6,897.17

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Solution

The fourth proportional to 20,044.68, 30,066.70 and 6,897.17 is: 10,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.68 : 30,066.70 = 6,897.17 : x
  2. Step 2: Convert to fraction form
    20,044.68/30,066.70 = 6,897.17/x
  3. Step 3: Cross multiply
    20,044.68x = 30,066.70 × 6,897.17
  4. Step 4: Simplify right side
    20,044.68x = 207,374,973.66
  5. Step 5: Solve for x
    x = 207,374,973.66/20,044.68
  6. Step 6: Final answer
    x = 10,345.64

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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.