Home / 45,275.94-67,917.65-14,111.19

Finding the Fourth Proportional to 45,275.94, 67,917.65 and 14,111.19

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Solution

The fourth proportional to 45,275.94, 67,917.65 and 14,111.19 is: 21,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,275.94 : 67,917.65 = 14,111.19 : x
  2. Step 2: Convert to fraction form
    45,275.94/67,917.65 = 14,111.19/x
  3. Step 3: Cross multiply
    45,275.94x = 67,917.65 × 14,111.19
  4. Step 4: Simplify right side
    45,275.94x = 958,398,863.50
  5. Step 5: Solve for x
    x = 958,398,863.50/45,275.94
  6. Step 6: Final answer
    x = 21,167.95

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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.