Home / 19,051.32-26,290.78-10,667.82

Finding the Fourth Proportional to 19,051.32, 26,290.78 and 10,667.82

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Solution

The fourth proportional to 19,051.32, 26,290.78 and 10,667.82 is: 14,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.32 : 26,290.78 = 10,667.82 : x
  2. Step 2: Convert to fraction form
    19,051.32/26,290.78 = 10,667.82/x
  3. Step 3: Cross multiply
    19,051.32x = 26,290.78 × 10,667.82
  4. Step 4: Simplify right side
    19,051.32x = 280,465,308.70
  5. Step 5: Solve for x
    x = 280,465,308.70/19,051.32
  6. Step 6: Final answer
    x = 14,721.57

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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.