Home / 19,013.41-26,201.50-13,698.19

Finding the Fourth Proportional to 19,013.41, 26,201.50 and 13,698.19

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Solution

The fourth proportional to 19,013.41, 26,201.50 and 13,698.19 is: 18,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.41 : 26,201.50 = 13,698.19 : x
  2. Step 2: Convert to fraction form
    19,013.41/26,201.50 = 13,698.19/x
  3. Step 3: Cross multiply
    19,013.41x = 26,201.50 × 13,698.19
  4. Step 4: Simplify right side
    19,013.41x = 358,913,125.29
  5. Step 5: Solve for x
    x = 358,913,125.29/19,013.41
  6. Step 6: Final answer
    x = 18,876.84

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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.