Home / 17,913.23-26,838.20-10,878.88

Finding the Fourth Proportional to 17,913.23, 26,838.20 and 10,878.88

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Solution

The fourth proportional to 17,913.23, 26,838.20 and 10,878.88 is: 16,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.23 : 26,838.20 = 10,878.88 : x
  2. Step 2: Convert to fraction form
    17,913.23/26,838.20 = 10,878.88/x
  3. Step 3: Cross multiply
    17,913.23x = 26,838.20 × 10,878.88
  4. Step 4: Simplify right side
    17,913.23x = 291,969,557.22
  5. Step 5: Solve for x
    x = 291,969,557.22/17,913.23
  6. Step 6: Final answer
    x = 16,299.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.