Home / 28,044.17-42,065.90-6,984.38

Finding the Fourth Proportional to 28,044.17, 42,065.90 and 6,984.38

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Solution

The fourth proportional to 28,044.17, 42,065.90 and 6,984.38 is: 10,476.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044.17 : 42,065.90 = 6,984.38 : x
  2. Step 2: Convert to fraction form
    28,044.17/42,065.90 = 6,984.38/x
  3. Step 3: Cross multiply
    28,044.17x = 42,065.90 × 6,984.38
  4. Step 4: Simplify right side
    28,044.17x = 293,804,327.08
  5. Step 5: Solve for x
    x = 293,804,327.08/28,044.17
  6. Step 6: Final answer
    x = 10,476.49

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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.