Home / 19,013.95-26,239.08-10,516.45

Finding the Fourth Proportional to 19,013.95, 26,239.08 and 10,516.45

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Solution

The fourth proportional to 19,013.95, 26,239.08 and 10,516.45 is: 14,512.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.95 : 26,239.08 = 10,516.45 : x
  2. Step 2: Convert to fraction form
    19,013.95/26,239.08 = 10,516.45/x
  3. Step 3: Cross multiply
    19,013.95x = 26,239.08 × 10,516.45
  4. Step 4: Simplify right side
    19,013.95x = 275,941,972.87
  5. Step 5: Solve for x
    x = 275,941,972.87/19,013.95
  6. Step 6: Final answer
    x = 14,512.61

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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.