Home / 19,005.42-26,227.35-10,621.92

Finding the Fourth Proportional to 19,005.42, 26,227.35 and 10,621.92

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Solution

The fourth proportional to 19,005.42, 26,227.35 and 10,621.92 is: 14,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.42 : 26,227.35 = 10,621.92 : x
  2. Step 2: Convert to fraction form
    19,005.42/26,227.35 = 10,621.92/x
  3. Step 3: Cross multiply
    19,005.42x = 26,227.35 × 10,621.92
  4. Step 4: Simplify right side
    19,005.42x = 278,584,813.51
  5. Step 5: Solve for x
    x = 278,584,813.51/19,005.42
  6. Step 6: Final answer
    x = 14,658.18

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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.