Home / 25,208.90-37,812.20-9,412.70

Finding the Fourth Proportional to 25,208.90, 37,812.20 and 9,412.70

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Solution

The fourth proportional to 25,208.90, 37,812.20 and 9,412.70 is: 14,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,208.90 : 37,812.20 = 9,412.70 : x
  2. Step 2: Convert to fraction form
    25,208.90/37,812.20 = 9,412.70/x
  3. Step 3: Cross multiply
    25,208.90x = 37,812.20 × 9,412.70
  4. Step 4: Simplify right side
    25,208.90x = 355,914,894.94
  5. Step 5: Solve for x
    x = 355,914,894.94/25,208.90
  6. Step 6: Final answer
    x = 14,118.62

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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.