Home / 19,013.33-26,238.95-10,515.71

Finding the Fourth Proportional to 19,013.33, 26,238.95 and 10,515.71

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Solution

The fourth proportional to 19,013.33, 26,238.95 and 10,515.71 is: 14,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.33 : 26,238.95 = 10,515.71 : x
  2. Step 2: Convert to fraction form
    19,013.33/26,238.95 = 10,515.71/x
  3. Step 3: Cross multiply
    19,013.33x = 26,238.95 × 10,515.71
  4. Step 4: Simplify right side
    19,013.33x = 275,921,005.13
  5. Step 5: Solve for x
    x = 275,921,005.13/19,013.33
  6. Step 6: Final answer
    x = 14,511.98

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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.