Home / 36,970.43-55,454.78-10,315.71

Finding the Fourth Proportional to 36,970.43, 55,454.78 and 10,315.71

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Solution

The fourth proportional to 36,970.43, 55,454.78 and 10,315.71 is: 15,473.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,970.43 : 55,454.78 = 10,315.71 : x
  2. Step 2: Convert to fraction form
    36,970.43/55,454.78 = 10,315.71/x
  3. Step 3: Cross multiply
    36,970.43x = 55,454.78 × 10,315.71
  4. Step 4: Simplify right side
    36,970.43x = 572,055,377.02
  5. Step 5: Solve for x
    x = 572,055,377.02/36,970.43
  6. Step 6: Final answer
    x = 15,473.32

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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.