Home / 19,442.53-29,164.32-5,402.60

Finding the Fourth Proportional to 19,442.53, 29,164.32 and 5,402.60

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Solution

The fourth proportional to 19,442.53, 29,164.32 and 5,402.60 is: 8,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.53 : 29,164.32 = 5,402.60 : x
  2. Step 2: Convert to fraction form
    19,442.53/29,164.32 = 5,402.60/x
  3. Step 3: Cross multiply
    19,442.53x = 29,164.32 × 5,402.60
  4. Step 4: Simplify right side
    19,442.53x = 157,563,009.41
  5. Step 5: Solve for x
    x = 157,563,009.41/19,442.53
  6. Step 6: Final answer
    x = 8,104.04

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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.