Home / 19,124.78-26,392.03-10,511.07

Finding the Fourth Proportional to 19,124.78, 26,392.03 and 10,511.07

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Solution

The fourth proportional to 19,124.78, 26,392.03 and 10,511.07 is: 14,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.78 : 26,392.03 = 10,511.07 : x
  2. Step 2: Convert to fraction form
    19,124.78/26,392.03 = 10,511.07/x
  3. Step 3: Cross multiply
    19,124.78x = 26,392.03 × 10,511.07
  4. Step 4: Simplify right side
    19,124.78x = 277,408,474.77
  5. Step 5: Solve for x
    x = 277,408,474.77/19,124.78
  6. Step 6: Final answer
    x = 14,505.19

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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.