Home / 23,790.84-32,835.95-13,725.78

Finding the Fourth Proportional to 23,790.84, 32,835.95 and 13,725.78

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Solution

The fourth proportional to 23,790.84, 32,835.95 and 13,725.78 is: 18,944.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.84 : 32,835.95 = 13,725.78 : x
  2. Step 2: Convert to fraction form
    23,790.84/32,835.95 = 13,725.78/x
  3. Step 3: Cross multiply
    23,790.84x = 32,835.95 × 13,725.78
  4. Step 4: Simplify right side
    23,790.84x = 450,699,025.79
  5. Step 5: Solve for x
    x = 450,699,025.79/23,790.84
  6. Step 6: Final answer
    x = 18,944.22

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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.