Home / 15,395.78-23,090.34-4,866.62

Finding the Fourth Proportional to 15,395.78, 23,090.34 and 4,866.62

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Solution

The fourth proportional to 15,395.78, 23,090.34 and 4,866.62 is: 7,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,395.78 : 23,090.34 = 4,866.62 : x
  2. Step 2: Convert to fraction form
    15,395.78/23,090.34 = 4,866.62/x
  3. Step 3: Cross multiply
    15,395.78x = 23,090.34 × 4,866.62
  4. Step 4: Simplify right side
    15,395.78x = 112,371,910.45
  5. Step 5: Solve for x
    x = 112,371,910.45/15,395.78
  6. Step 6: Final answer
    x = 7,298.88

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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.