Home / 25,294.91-37,910.46-12,818.07

Finding the Fourth Proportional to 25,294.91, 37,910.46 and 12,818.07

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Solution

The fourth proportional to 25,294.91, 37,910.46 and 12,818.07 is: 19,210.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294.91 : 37,910.46 = 12,818.07 : x
  2. Step 2: Convert to fraction form
    25,294.91/37,910.46 = 12,818.07/x
  3. Step 3: Cross multiply
    25,294.91x = 37,910.46 × 12,818.07
  4. Step 4: Simplify right side
    25,294.91x = 485,938,865.92
  5. Step 5: Solve for x
    x = 485,938,865.92/25,294.91
  6. Step 6: Final answer
    x = 19,210.94

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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.