Home / 25,445.64-35,118.24-14,835.36

Finding the Fourth Proportional to 25,445.64, 35,118.24 and 14,835.36

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Solution

The fourth proportional to 25,445.64, 35,118.24 and 14,835.36 is: 20,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.64 : 35,118.24 = 14,835.36 : x
  2. Step 2: Convert to fraction form
    25,445.64/35,118.24 = 14,835.36/x
  3. Step 3: Cross multiply
    25,445.64x = 35,118.24 × 14,835.36
  4. Step 4: Simplify right side
    25,445.64x = 520,991,732.97
  5. Step 5: Solve for x
    x = 520,991,732.97/25,445.64
  6. Step 6: Final answer
    x = 20,474.70

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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.