Home / 25,260.95-37,900.79-12,616.25

Finding the Fourth Proportional to 25,260.95, 37,900.79 and 12,616.25

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Solution

The fourth proportional to 25,260.95, 37,900.79 and 12,616.25 is: 18,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.95 : 37,900.79 = 12,616.25 : x
  2. Step 2: Convert to fraction form
    25,260.95/37,900.79 = 12,616.25/x
  3. Step 3: Cross multiply
    25,260.95x = 37,900.79 × 12,616.25
  4. Step 4: Simplify right side
    25,260.95x = 478,165,589.25
  5. Step 5: Solve for x
    x = 478,165,589.25/25,260.95
  6. Step 6: Final answer
    x = 18,929.05

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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.