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Finding the Fourth Proportional to 25,339.50, 37,823.70 and 22,346.90

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Solution

The fourth proportional to 25,339.50, 37,823.70 and 22,346.90 is: 33,356.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.50 : 37,823.70 = 22,346.90 : x
  2. Step 2: Convert to fraction form
    25,339.50/37,823.70 = 22,346.90/x
  3. Step 3: Cross multiply
    25,339.50x = 37,823.70 × 22,346.90
  4. Step 4: Simplify right side
    25,339.50x = 845,242,252.41
  5. Step 5: Solve for x
    x = 845,242,252.41/25,339.50
  6. Step 6: Final answer
    x = 33,356.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.