Home / 27,260.19-37,618.52-15,323.40

Finding the Fourth Proportional to 27,260.19, 37,618.52 and 15,323.40

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Solution

The fourth proportional to 27,260.19, 37,618.52 and 15,323.40 is: 21,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,260.19 : 37,618.52 = 15,323.40 : x
  2. Step 2: Convert to fraction form
    27,260.19/37,618.52 = 15,323.40/x
  3. Step 3: Cross multiply
    27,260.19x = 37,618.52 × 15,323.40
  4. Step 4: Simplify right side
    27,260.19x = 576,443,552.75
  5. Step 5: Solve for x
    x = 576,443,552.75/27,260.19
  6. Step 6: Final answer
    x = 21,145.98

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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.