Home / 30,627.60-42,261.53-17,196.27

Finding the Fourth Proportional to 30,627.60, 42,261.53 and 17,196.27

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Solution

The fourth proportional to 30,627.60, 42,261.53 and 17,196.27 is: 23,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,627.60 : 42,261.53 = 17,196.27 : x
  2. Step 2: Convert to fraction form
    30,627.60/42,261.53 = 17,196.27/x
  3. Step 3: Cross multiply
    30,627.60x = 42,261.53 × 17,196.27
  4. Step 4: Simplify right side
    30,627.60x = 726,740,532.76
  5. Step 5: Solve for x
    x = 726,740,532.76/30,627.60
  6. Step 6: Final answer
    x = 23,728.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.