Home / 27,442.48-37,870.52-14,867.20

Finding the Fourth Proportional to 27,442.48, 37,870.52 and 14,867.20

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Solution

The fourth proportional to 27,442.48, 37,870.52 and 14,867.20 is: 20,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.48 : 37,870.52 = 14,867.20 : x
  2. Step 2: Convert to fraction form
    27,442.48/37,870.52 = 14,867.20/x
  3. Step 3: Cross multiply
    27,442.48x = 37,870.52 × 14,867.20
  4. Step 4: Simplify right side
    27,442.48x = 563,028,594.94
  5. Step 5: Solve for x
    x = 563,028,594.94/27,442.48
  6. Step 6: Final answer
    x = 20,516.68

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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.