Home / 37,045.62-51,124.41-20,278.62

Finding the Fourth Proportional to 37,045.62, 51,124.41 and 20,278.62

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Solution

The fourth proportional to 37,045.62, 51,124.41 and 20,278.62 is: 27,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,045.62 : 51,124.41 = 20,278.62 : x
  2. Step 2: Convert to fraction form
    37,045.62/51,124.41 = 20,278.62/x
  3. Step 3: Cross multiply
    37,045.62x = 51,124.41 × 20,278.62
  4. Step 4: Simplify right side
    37,045.62x = 1,036,732,483.11
  5. Step 5: Solve for x
    x = 1,036,732,483.11/37,045.62
  6. Step 6: Final answer
    x = 27,985.29

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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.