Home / 37,876.65-52,269.76-20,881.18

Finding the Fourth Proportional to 37,876.65, 52,269.76 and 20,881.18

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Solution

The fourth proportional to 37,876.65, 52,269.76 and 20,881.18 is: 28,816.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,876.65 : 52,269.76 = 20,881.18 : x
  2. Step 2: Convert to fraction form
    37,876.65/52,269.76 = 20,881.18/x
  3. Step 3: Cross multiply
    37,876.65x = 52,269.76 × 20,881.18
  4. Step 4: Simplify right side
    37,876.65x = 1,091,454,267.12
  5. Step 5: Solve for x
    x = 1,091,454,267.12/37,876.65
  6. Step 6: Final answer
    x = 28,816.02

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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.