Home / 38,217.74-57,328.61-11,563.05

Finding the Fourth Proportional to 38,217.74, 57,328.61 and 11,563.05

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Solution

The fourth proportional to 38,217.74, 57,328.61 and 11,563.05 is: 17,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,217.74 : 57,328.61 = 11,563.05 : x
  2. Step 2: Convert to fraction form
    38,217.74/57,328.61 = 11,563.05/x
  3. Step 3: Cross multiply
    38,217.74x = 57,328.61 × 11,563.05
  4. Step 4: Simplify right side
    38,217.74x = 662,893,526.05
  5. Step 5: Solve for x
    x = 662,893,526.05/38,217.74
  6. Step 6: Final answer
    x = 17,345.18

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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.