Home / 18,932.75-26,117.27-14,448.71

Finding the Fourth Proportional to 18,932.75, 26,117.27 and 14,448.71

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Solution

The fourth proportional to 18,932.75, 26,117.27 and 14,448.71 is: 19,931.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932.75 : 26,117.27 = 14,448.71 : x
  2. Step 2: Convert to fraction form
    18,932.75/26,117.27 = 14,448.71/x
  3. Step 3: Cross multiply
    18,932.75x = 26,117.27 × 14,448.71
  4. Step 4: Simplify right side
    18,932.75x = 377,360,657.39
  5. Step 5: Solve for x
    x = 377,360,657.39/18,932.75
  6. Step 6: Final answer
    x = 19,931.64

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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.