Home / 13,924.52-20,886.70-3,537.08

Finding the Fourth Proportional to 13,924.52, 20,886.70 and 3,537.08

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Solution

The fourth proportional to 13,924.52, 20,886.70 and 3,537.08 is: 5,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.52 : 20,886.70 = 3,537.08 : x
  2. Step 2: Convert to fraction form
    13,924.52/20,886.70 = 3,537.08/x
  3. Step 3: Cross multiply
    13,924.52x = 20,886.70 × 3,537.08
  4. Step 4: Simplify right side
    13,924.52x = 73,877,928.84
  5. Step 5: Solve for x
    x = 73,877,928.84/13,924.52
  6. Step 6: Final answer
    x = 5,305.60

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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.