Home / 25,676.30-35,432.64-14,345.87

Finding the Fourth Proportional to 25,676.30, 35,432.64 and 14,345.87

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Solution

The fourth proportional to 25,676.30, 35,432.64 and 14,345.87 is: 19,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676.30 : 35,432.64 = 14,345.87 : x
  2. Step 2: Convert to fraction form
    25,676.30/35,432.64 = 14,345.87/x
  3. Step 3: Cross multiply
    25,676.30x = 35,432.64 × 14,345.87
  4. Step 4: Simplify right side
    25,676.30x = 508,311,832.53
  5. Step 5: Solve for x
    x = 508,311,832.53/25,676.30
  6. Step 6: Final answer
    x = 19,796.93

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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.