Home / 19,407.90-26,785.73-10,910.72

Finding the Fourth Proportional to 19,407.90, 26,785.73 and 10,910.72

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Solution

The fourth proportional to 19,407.90, 26,785.73 and 10,910.72 is: 15,058.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.90 : 26,785.73 = 10,910.72 : x
  2. Step 2: Convert to fraction form
    19,407.90/26,785.73 = 10,910.72/x
  3. Step 3: Cross multiply
    19,407.90x = 26,785.73 × 10,910.72
  4. Step 4: Simplify right side
    19,407.90x = 292,251,694.27
  5. Step 5: Solve for x
    x = 292,251,694.27/19,407.90
  6. Step 6: Final answer
    x = 15,058.39

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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.