Home / 19,148.48-26,424.43-10,650.61

Finding the Fourth Proportional to 19,148.48, 26,424.43 and 10,650.61

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Solution

The fourth proportional to 19,148.48, 26,424.43 and 10,650.61 is: 14,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.48 : 26,424.43 = 10,650.61 : x
  2. Step 2: Convert to fraction form
    19,148.48/26,424.43 = 10,650.61/x
  3. Step 3: Cross multiply
    19,148.48x = 26,424.43 × 10,650.61
  4. Step 4: Simplify right side
    19,148.48x = 281,436,379.13
  5. Step 5: Solve for x
    x = 281,436,379.13/19,148.48
  6. Step 6: Final answer
    x = 14,697.59

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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.