Home / 37,730.65-56,560.79-12,753.33

Finding the Fourth Proportional to 37,730.65, 56,560.79 and 12,753.33

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Solution

The fourth proportional to 37,730.65, 56,560.79 and 12,753.33 is: 19,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,730.65 : 56,560.79 = 12,753.33 : x
  2. Step 2: Convert to fraction form
    37,730.65/56,560.79 = 12,753.33/x
  3. Step 3: Cross multiply
    37,730.65x = 56,560.79 × 12,753.33
  4. Step 4: Simplify right side
    37,730.65x = 721,338,419.93
  5. Step 5: Solve for x
    x = 721,338,419.93/37,730.65
  6. Step 6: Final answer
    x = 19,118.10

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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.