Home / 25,098.44-37,712.25-18,916.74

Finding the Fourth Proportional to 25,098.44, 37,712.25 and 18,916.74

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Solution

The fourth proportional to 25,098.44, 37,712.25 and 18,916.74 is: 28,423.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,098.44 : 37,712.25 = 18,916.74 : x
  2. Step 2: Convert to fraction form
    25,098.44/37,712.25 = 18,916.74/x
  3. Step 3: Cross multiply
    25,098.44x = 37,712.25 × 18,916.74
  4. Step 4: Simplify right side
    25,098.44x = 713,392,828.07
  5. Step 5: Solve for x
    x = 713,392,828.07/25,098.44
  6. Step 6: Final answer
    x = 28,423.80

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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.