Home / 19,013.82-26,240.00-10,515.92

Finding the Fourth Proportional to 19,013.82, 26,240.00 and 10,515.92

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Solution

The fourth proportional to 19,013.82, 26,240.00 and 10,515.92 is: 14,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.82 : 26,240.00 = 10,515.92 : x
  2. Step 2: Convert to fraction form
    19,013.82/26,240.00 = 10,515.92/x
  3. Step 3: Cross multiply
    19,013.82x = 26,240.00 × 10,515.92
  4. Step 4: Simplify right side
    19,013.82x = 275,937,557.02
  5. Step 5: Solve for x
    x = 275,937,557.02/19,013.82
  6. Step 6: Final answer
    x = 14,512.47

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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.