Home / 15,564.48-23,346.40-3,877.80

Finding the Fourth Proportional to 15,564.48, 23,346.40 and 3,877.80

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Solution

The fourth proportional to 15,564.48, 23,346.40 and 3,877.80 is: 5,816.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,564.48 : 23,346.40 = 3,877.80 : x
  2. Step 2: Convert to fraction form
    15,564.48/23,346.40 = 3,877.80/x
  3. Step 3: Cross multiply
    15,564.48x = 23,346.40 × 3,877.80
  4. Step 4: Simplify right side
    15,564.48x = 90,532,669.92
  5. Step 5: Solve for x
    x = 90,532,669.92/15,564.48
  6. Step 6: Final answer
    x = 5,816.62

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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.