Home / 16,924.60-25,386.90-5,237.80

Finding the Fourth Proportional to 16,924.60, 25,386.90 and 5,237.80

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Solution

The fourth proportional to 16,924.60, 25,386.90 and 5,237.80 is: 7,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,924.60 : 25,386.90 = 5,237.80 : x
  2. Step 2: Convert to fraction form
    16,924.60/25,386.90 = 5,237.80/x
  3. Step 3: Cross multiply
    16,924.60x = 25,386.90 × 5,237.80
  4. Step 4: Simplify right side
    16,924.60x = 132,971,504.82
  5. Step 5: Solve for x
    x = 132,971,504.82/16,924.60
  6. Step 6: Final answer
    x = 7,856.70

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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.