Home / 14,498.41-20,013.93-9,789.07

Finding the Fourth Proportional to 14,498.41, 20,013.93 and 9,789.07

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Solution

The fourth proportional to 14,498.41, 20,013.93 and 9,789.07 is: 13,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.41 : 20,013.93 = 9,789.07 : x
  2. Step 2: Convert to fraction form
    14,498.41/20,013.93 = 9,789.07/x
  3. Step 3: Cross multiply
    14,498.41x = 20,013.93 × 9,789.07
  4. Step 4: Simplify right side
    14,498.41x = 195,917,612.73
  5. Step 5: Solve for x
    x = 195,917,612.73/14,498.41
  6. Step 6: Final answer
    x = 13,513.05

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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.