Home / 18,924.68-26,116.11-10,858.63

Finding the Fourth Proportional to 18,924.68, 26,116.11 and 10,858.63

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Solution

The fourth proportional to 18,924.68, 26,116.11 and 10,858.63 is: 14,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.68 : 26,116.11 = 10,858.63 : x
  2. Step 2: Convert to fraction form
    18,924.68/26,116.11 = 10,858.63/x
  3. Step 3: Cross multiply
    18,924.68x = 26,116.11 × 10,858.63
  4. Step 4: Simplify right side
    18,924.68x = 283,585,069.52
  5. Step 5: Solve for x
    x = 283,585,069.52/18,924.68
  6. Step 6: Final answer
    x = 14,984.93

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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.