Home / 27,746.41-38,291.25-15,650.95

Finding the Fourth Proportional to 27,746.41, 38,291.25 and 15,650.95

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Solution

The fourth proportional to 27,746.41, 38,291.25 and 15,650.95 is: 21,598.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746.41 : 38,291.25 = 15,650.95 : x
  2. Step 2: Convert to fraction form
    27,746.41/38,291.25 = 15,650.95/x
  3. Step 3: Cross multiply
    27,746.41x = 38,291.25 × 15,650.95
  4. Step 4: Simplify right side
    27,746.41x = 599,294,439.19
  5. Step 5: Solve for x
    x = 599,294,439.19/27,746.41
  6. Step 6: Final answer
    x = 21,598.99

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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.