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Finding the Fourth Proportional to 17,957.58, 26,948.66 and 6,270.80

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Solution

The fourth proportional to 17,957.58, 26,948.66 and 6,270.80 is: 9,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957.58 : 26,948.66 = 6,270.80 : x
  2. Step 2: Convert to fraction form
    17,957.58/26,948.66 = 6,270.80/x
  3. Step 3: Cross multiply
    17,957.58x = 26,948.66 × 6,270.80
  4. Step 4: Simplify right side
    17,957.58x = 168,989,657.13
  5. Step 5: Solve for x
    x = 168,989,657.13/17,957.58
  6. Step 6: Final answer
    x = 9,410.49

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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.