Home / 27,607.79-38,098.72-15,032.63

Finding the Fourth Proportional to 27,607.79, 38,098.72 and 15,032.63

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Solution

The fourth proportional to 27,607.79, 38,098.72 and 15,032.63 is: 20,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.79 : 38,098.72 = 15,032.63 : x
  2. Step 2: Convert to fraction form
    27,607.79/38,098.72 = 15,032.63/x
  3. Step 3: Cross multiply
    27,607.79x = 38,098.72 × 15,032.63
  4. Step 4: Simplify right side
    27,607.79x = 572,723,961.23
  5. Step 5: Solve for x
    x = 572,723,961.23/27,607.79
  6. Step 6: Final answer
    x = 20,745.01

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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.