Home / 25,225.02-37,788.21-15,339.78

Finding the Fourth Proportional to 25,225.02, 37,788.21 and 15,339.78

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Solution

The fourth proportional to 25,225.02, 37,788.21 and 15,339.78 is: 22,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.02 : 37,788.21 = 15,339.78 : x
  2. Step 2: Convert to fraction form
    25,225.02/37,788.21 = 15,339.78/x
  3. Step 3: Cross multiply
    25,225.02x = 37,788.21 × 15,339.78
  4. Step 4: Simplify right side
    25,225.02x = 579,662,827.99
  5. Step 5: Solve for x
    x = 579,662,827.99/25,225.02
  6. Step 6: Final answer
    x = 22,979.68

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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.