Home / 19,042.24-26,278.64-10,658.72

Finding the Fourth Proportional to 19,042.24, 26,278.64 and 10,658.72

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Solution

The fourth proportional to 19,042.24, 26,278.64 and 10,658.72 is: 14,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.24 : 26,278.64 = 10,658.72 : x
  2. Step 2: Convert to fraction form
    19,042.24/26,278.64 = 10,658.72/x
  3. Step 3: Cross multiply
    19,042.24x = 26,278.64 × 10,658.72
  4. Step 4: Simplify right side
    19,042.24x = 280,096,665.74
  5. Step 5: Solve for x
    x = 280,096,665.74/19,042.24
  6. Step 6: Final answer
    x = 14,709.23

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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.