Home / 18,023.41-27,036.51-4,875.85

Finding the Fourth Proportional to 18,023.41, 27,036.51 and 4,875.85

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Solution

The fourth proportional to 18,023.41, 27,036.51 and 4,875.85 is: 7,314.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.41 : 27,036.51 = 4,875.85 : x
  2. Step 2: Convert to fraction form
    18,023.41/27,036.51 = 4,875.85/x
  3. Step 3: Cross multiply
    18,023.41x = 27,036.51 × 4,875.85
  4. Step 4: Simplify right side
    18,023.41x = 131,825,967.28
  5. Step 5: Solve for x
    x = 131,825,967.28/18,023.41
  6. Step 6: Final answer
    x = 7,314.15

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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.