Home / 45,275.06-67,916.34-14,110.31

Finding the Fourth Proportional to 45,275.06, 67,916.34 and 14,110.31

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Solution

The fourth proportional to 45,275.06, 67,916.34 and 14,110.31 is: 21,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,275.06 : 67,916.34 = 14,110.31 : x
  2. Step 2: Convert to fraction form
    45,275.06/67,916.34 = 14,110.31/x
  3. Step 3: Cross multiply
    45,275.06x = 67,916.34 × 14,110.31
  4. Step 4: Simplify right side
    45,275.06x = 958,320,781.26
  5. Step 5: Solve for x
    x = 958,320,781.26/45,275.06
  6. Step 6: Final answer
    x = 21,166.64

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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.