Home / 18,934.85-26,127.02-10,975.52

Finding the Fourth Proportional to 18,934.85, 26,127.02 and 10,975.52

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Solution

The fourth proportional to 18,934.85, 26,127.02 and 10,975.52 is: 15,144.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,934.85 : 26,127.02 = 10,975.52 : x
  2. Step 2: Convert to fraction form
    18,934.85/26,127.02 = 10,975.52/x
  3. Step 3: Cross multiply
    18,934.85x = 26,127.02 × 10,975.52
  4. Step 4: Simplify right side
    18,934.85x = 286,757,630.55
  5. Step 5: Solve for x
    x = 286,757,630.55/18,934.85
  6. Step 6: Final answer
    x = 15,144.44

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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.