Home / 19,147.08-26,424.18-10,764.12

Finding the Fourth Proportional to 19,147.08, 26,424.18 and 10,764.12

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Solution

The fourth proportional to 19,147.08, 26,424.18 and 10,764.12 is: 14,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.08 : 26,424.18 = 10,764.12 : x
  2. Step 2: Convert to fraction form
    19,147.08/26,424.18 = 10,764.12/x
  3. Step 3: Cross multiply
    19,147.08x = 26,424.18 × 10,764.12
  4. Step 4: Simplify right side
    19,147.08x = 284,433,044.42
  5. Step 5: Solve for x
    x = 284,433,044.42/19,147.08
  6. Step 6: Final answer
    x = 14,855.17

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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.