Home / 22,747.80-31,411.35-14,264.19

Finding the Fourth Proportional to 22,747.80, 31,411.35 and 14,264.19

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Solution

The fourth proportional to 22,747.80, 31,411.35 and 14,264.19 is: 19,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,747.80 : 31,411.35 = 14,264.19 : x
  2. Step 2: Convert to fraction form
    22,747.80/31,411.35 = 14,264.19/x
  3. Step 3: Cross multiply
    22,747.80x = 31,411.35 × 14,264.19
  4. Step 4: Simplify right side
    22,747.80x = 448,057,464.56
  5. Step 5: Solve for x
    x = 448,057,464.56/22,747.80
  6. Step 6: Final answer
    x = 19,696.74

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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.