Home / 20,599.25-30,898.55-6,560.12

Finding the Fourth Proportional to 20,599.25, 30,898.55 and 6,560.12

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Solution

The fourth proportional to 20,599.25, 30,898.55 and 6,560.12 is: 9,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,599.25 : 30,898.55 = 6,560.12 : x
  2. Step 2: Convert to fraction form
    20,599.25/30,898.55 = 6,560.12/x
  3. Step 3: Cross multiply
    20,599.25x = 30,898.55 × 6,560.12
  4. Step 4: Simplify right side
    20,599.25x = 202,698,289.47
  5. Step 5: Solve for x
    x = 202,698,289.47/20,599.25
  6. Step 6: Final answer
    x = 9,840.08

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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.