Home / 25,176.19-37,781.40-10,384.99

Finding the Fourth Proportional to 25,176.19, 37,781.40 and 10,384.99

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Solution

The fourth proportional to 25,176.19, 37,781.40 and 10,384.99 is: 15,584.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.19 : 37,781.40 = 10,384.99 : x
  2. Step 2: Convert to fraction form
    25,176.19/37,781.40 = 10,384.99/x
  3. Step 3: Cross multiply
    25,176.19x = 37,781.40 × 10,384.99
  4. Step 4: Simplify right side
    25,176.19x = 392,359,461.19
  5. Step 5: Solve for x
    x = 392,359,461.19/25,176.19
  6. Step 6: Final answer
    x = 15,584.54

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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.