Home / 19,067.42-26,306.72-11,510.86

Finding the Fourth Proportional to 19,067.42, 26,306.72 and 11,510.86

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Solution

The fourth proportional to 19,067.42, 26,306.72 and 11,510.86 is: 15,881.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.42 : 26,306.72 = 11,510.86 : x
  2. Step 2: Convert to fraction form
    19,067.42/26,306.72 = 11,510.86/x
  3. Step 3: Cross multiply
    19,067.42x = 26,306.72 × 11,510.86
  4. Step 4: Simplify right side
    19,067.42x = 302,812,970.98
  5. Step 5: Solve for x
    x = 302,812,970.98/19,067.42
  6. Step 6: Final answer
    x = 15,881.17

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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.