Home / 19,211.02-26,511.36-10,713.69

Finding the Fourth Proportional to 19,211.02, 26,511.36 and 10,713.69

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Solution

The fourth proportional to 19,211.02, 26,511.36 and 10,713.69 is: 14,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.02 : 26,511.36 = 10,713.69 : x
  2. Step 2: Convert to fraction form
    19,211.02/26,511.36 = 10,713.69/x
  3. Step 3: Cross multiply
    19,211.02x = 26,511.36 × 10,713.69
  4. Step 4: Simplify right side
    19,211.02x = 284,034,306.39
  5. Step 5: Solve for x
    x = 284,034,306.39/19,211.02
  6. Step 6: Final answer
    x = 14,784.97

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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.