Home / 25,943.82-38,913.90-14,815.63

Finding the Fourth Proportional to 25,943.82, 38,913.90 and 14,815.63

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Solution

The fourth proportional to 25,943.82, 38,913.90 and 14,815.63 is: 22,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,943.82 : 38,913.90 = 14,815.63 : x
  2. Step 2: Convert to fraction form
    25,943.82/38,913.90 = 14,815.63/x
  3. Step 3: Cross multiply
    25,943.82x = 38,913.90 × 14,815.63
  4. Step 4: Simplify right side
    25,943.82x = 576,533,944.26
  5. Step 5: Solve for x
    x = 576,533,944.26/25,943.82
  6. Step 6: Final answer
    x = 22,222.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.