Home / 19,510.62-26,924.90-11,851.71

Finding the Fourth Proportional to 19,510.62, 26,924.90 and 11,851.71

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Solution

The fourth proportional to 19,510.62, 26,924.90 and 11,851.71 is: 16,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510.62 : 26,924.90 = 11,851.71 : x
  2. Step 2: Convert to fraction form
    19,510.62/26,924.90 = 11,851.71/x
  3. Step 3: Cross multiply
    19,510.62x = 26,924.90 × 11,851.71
  4. Step 4: Simplify right side
    19,510.62x = 319,106,047.32
  5. Step 5: Solve for x
    x = 319,106,047.32/19,510.62
  6. Step 6: Final answer
    x = 16,355.51

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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.