Home / 25,676.78-35,434.01-14,346.30

Finding the Fourth Proportional to 25,676.78, 35,434.01 and 14,346.30

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Solution

The fourth proportional to 25,676.78, 35,434.01 and 14,346.30 is: 19,797.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676.78 : 35,434.01 = 14,346.30 : x
  2. Step 2: Convert to fraction form
    25,676.78/35,434.01 = 14,346.30/x
  3. Step 3: Cross multiply
    25,676.78x = 35,434.01 × 14,346.30
  4. Step 4: Simplify right side
    25,676.78x = 508,346,865.93
  5. Step 5: Solve for x
    x = 508,346,865.93/25,676.78
  6. Step 6: Final answer
    x = 19,797.93

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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.