Home / 35,631.32-53,446.42-12,257.96

Finding the Fourth Proportional to 35,631.32, 53,446.42 and 12,257.96

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Solution

The fourth proportional to 35,631.32, 53,446.42 and 12,257.96 is: 18,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,631.32 : 53,446.42 = 12,257.96 : x
  2. Step 2: Convert to fraction form
    35,631.32/53,446.42 = 12,257.96/x
  3. Step 3: Cross multiply
    35,631.32x = 53,446.42 × 12,257.96
  4. Step 4: Simplify right side
    35,631.32x = 655,144,078.50
  5. Step 5: Solve for x
    x = 655,144,078.50/35,631.32
  6. Step 6: Final answer
    x = 18,386.75

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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.