Home / 27,023.52-40,477.68-15,330.72

Finding the Fourth Proportional to 27,023.52, 40,477.68 and 15,330.72

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Solution

The fourth proportional to 27,023.52, 40,477.68 and 15,330.72 is: 22,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,023.52 : 40,477.68 = 15,330.72 : x
  2. Step 2: Convert to fraction form
    27,023.52/40,477.68 = 15,330.72/x
  3. Step 3: Cross multiply
    27,023.52x = 40,477.68 × 15,330.72
  4. Step 4: Simplify right side
    27,023.52x = 620,551,978.33
  5. Step 5: Solve for x
    x = 620,551,978.33/27,023.52
  6. Step 6: Final answer
    x = 22,963.40

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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.