Home / 27,438.20-37,864.49-14,862.95

Finding the Fourth Proportional to 27,438.20, 37,864.49 and 14,862.95

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Solution

The fourth proportional to 27,438.20, 37,864.49 and 14,862.95 is: 20,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.20 : 37,864.49 = 14,862.95 : x
  2. Step 2: Convert to fraction form
    27,438.20/37,864.49 = 14,862.95/x
  3. Step 3: Cross multiply
    27,438.20x = 37,864.49 × 14,862.95
  4. Step 4: Simplify right side
    27,438.20x = 562,778,021.65
  5. Step 5: Solve for x
    x = 562,778,021.65/27,438.20
  6. Step 6: Final answer
    x = 20,510.75

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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.