Home / 27,925.83-38,537.85-15,179.01

Finding the Fourth Proportional to 27,925.83, 38,537.85 and 15,179.01

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Solution

The fourth proportional to 27,925.83, 38,537.85 and 15,179.01 is: 20,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.83 : 38,537.85 = 15,179.01 : x
  2. Step 2: Convert to fraction form
    27,925.83/38,537.85 = 15,179.01/x
  3. Step 3: Cross multiply
    27,925.83x = 38,537.85 × 15,179.01
  4. Step 4: Simplify right side
    27,925.83x = 584,966,410.53
  5. Step 5: Solve for x
    x = 584,966,410.53/27,925.83
  6. Step 6: Final answer
    x = 20,947.15

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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.