Home / 25,511.39-35,206.14-14,026.78

Finding the Fourth Proportional to 25,511.39, 35,206.14 and 14,026.78

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Solution

The fourth proportional to 25,511.39, 35,206.14 and 14,026.78 is: 19,357.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,511.39 : 35,206.14 = 14,026.78 : x
  2. Step 2: Convert to fraction form
    25,511.39/35,206.14 = 14,026.78/x
  3. Step 3: Cross multiply
    25,511.39x = 35,206.14 × 14,026.78
  4. Step 4: Simplify right side
    25,511.39x = 493,828,916.88
  5. Step 5: Solve for x
    x = 493,828,916.88/25,511.39
  6. Step 6: Final answer
    x = 19,357.19

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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.