Home / 19,427.07-26,818.04-14,949.15

Finding the Fourth Proportional to 19,427.07, 26,818.04 and 14,949.15

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Solution

The fourth proportional to 19,427.07, 26,818.04 and 14,949.15 is: 20,636.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.07 : 26,818.04 = 14,949.15 : x
  2. Step 2: Convert to fraction form
    19,427.07/26,818.04 = 14,949.15/x
  3. Step 3: Cross multiply
    19,427.07x = 26,818.04 × 14,949.15
  4. Step 4: Simplify right side
    19,427.07x = 400,906,827.92
  5. Step 5: Solve for x
    x = 400,906,827.92/19,427.07
  6. Step 6: Final answer
    x = 20,636.51

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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.