Home / 25,289.18-37,924.65-12,805.05

Finding the Fourth Proportional to 25,289.18, 37,924.65 and 12,805.05

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Solution

The fourth proportional to 25,289.18, 37,924.65 and 12,805.05 is: 19,202.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.18 : 37,924.65 = 12,805.05 : x
  2. Step 2: Convert to fraction form
    25,289.18/37,924.65 = 12,805.05/x
  3. Step 3: Cross multiply
    25,289.18x = 37,924.65 × 12,805.05
  4. Step 4: Simplify right side
    25,289.18x = 485,627,039.48
  5. Step 5: Solve for x
    x = 485,627,039.48/25,289.18
  6. Step 6: Final answer
    x = 19,202.96

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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.