Home / 27,612.93-38,106.27-15,037.68

Finding the Fourth Proportional to 27,612.93, 38,106.27 and 15,037.68

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Solution

The fourth proportional to 27,612.93, 38,106.27 and 15,037.68 is: 20,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,612.93 : 38,106.27 = 15,037.68 : x
  2. Step 2: Convert to fraction form
    27,612.93/38,106.27 = 15,037.68/x
  3. Step 3: Cross multiply
    27,612.93x = 38,106.27 × 15,037.68
  4. Step 4: Simplify right side
    27,612.93x = 573,029,894.25
  5. Step 5: Solve for x
    x = 573,029,894.25/27,612.93
  6. Step 6: Final answer
    x = 20,752.23

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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.