Home / 15,578.70-23,331.60-9,673.80

Finding the Fourth Proportional to 15,578.70, 23,331.60 and 9,673.80

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Solution

The fourth proportional to 15,578.70, 23,331.60 and 9,673.80 is: 14,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578.70 : 23,331.60 = 9,673.80 : x
  2. Step 2: Convert to fraction form
    15,578.70/23,331.60 = 9,673.80/x
  3. Step 3: Cross multiply
    15,578.70x = 23,331.60 × 9,673.80
  4. Step 4: Simplify right side
    15,578.70x = 225,705,232.08
  5. Step 5: Solve for x
    x = 225,705,232.08/15,578.70
  6. Step 6: Final answer
    x = 14,488.07

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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.