Home / 37,290.56-51,461.04-20,294.78

Finding the Fourth Proportional to 37,290.56, 51,461.04 and 20,294.78

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Solution

The fourth proportional to 37,290.56, 51,461.04 and 20,294.78 is: 28,006.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,290.56 : 51,461.04 = 20,294.78 : x
  2. Step 2: Convert to fraction form
    37,290.56/51,461.04 = 20,294.78/x
  3. Step 3: Cross multiply
    37,290.56x = 51,461.04 × 20,294.78
  4. Step 4: Simplify right side
    37,290.56x = 1,044,390,228.07
  5. Step 5: Solve for x
    x = 1,044,390,228.07/37,290.56
  6. Step 6: Final answer
    x = 28,006.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.