Home / 19,337.94-26,690.31-10,956.06

Finding the Fourth Proportional to 19,337.94, 26,690.31 and 10,956.06

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Solution

The fourth proportional to 19,337.94, 26,690.31 and 10,956.06 is: 15,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.94 : 26,690.31 = 10,956.06 : x
  2. Step 2: Convert to fraction form
    19,337.94/26,690.31 = 10,956.06/x
  3. Step 3: Cross multiply
    19,337.94x = 26,690.31 × 10,956.06
  4. Step 4: Simplify right side
    19,337.94x = 292,420,637.78
  5. Step 5: Solve for x
    x = 292,420,637.78/19,337.94
  6. Step 6: Final answer
    x = 15,121.60

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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.