Home / 25,631.39-35,372.90-14,300.91

Finding the Fourth Proportional to 25,631.39, 35,372.90 and 14,300.91

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Solution

The fourth proportional to 25,631.39, 35,372.90 and 14,300.91 is: 19,736.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.39 : 35,372.90 = 14,300.91 : x
  2. Step 2: Convert to fraction form
    25,631.39/35,372.90 = 14,300.91/x
  3. Step 3: Cross multiply
    25,631.39x = 35,372.90 × 14,300.91
  4. Step 4: Simplify right side
    25,631.39x = 505,864,659.34
  5. Step 5: Solve for x
    x = 505,864,659.34/25,631.39
  6. Step 6: Final answer
    x = 19,736.14

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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.