Home / 27,960.71-41,967.34-14,643.26

Finding the Fourth Proportional to 27,960.71, 41,967.34 and 14,643.26

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Solution

The fourth proportional to 27,960.71, 41,967.34 and 14,643.26 is: 21,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.71 : 41,967.34 = 14,643.26 : x
  2. Step 2: Convert to fraction form
    27,960.71/41,967.34 = 14,643.26/x
  3. Step 3: Cross multiply
    27,960.71x = 41,967.34 × 14,643.26
  4. Step 4: Simplify right side
    27,960.71x = 614,538,671.13
  5. Step 5: Solve for x
    x = 614,538,671.13/27,960.71
  6. Step 6: Final answer
    x = 21,978.65

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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.