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Finding the Fourth Proportional to 26,357.99, 39,552.57 and 9,729.60

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Solution

The fourth proportional to 26,357.99, 39,552.57 and 9,729.60 is: 14,600.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357.99 : 39,552.57 = 9,729.60 : x
  2. Step 2: Convert to fraction form
    26,357.99/39,552.57 = 9,729.60/x
  3. Step 3: Cross multiply
    26,357.99x = 39,552.57 × 9,729.60
  4. Step 4: Simplify right side
    26,357.99x = 384,830,685.07
  5. Step 5: Solve for x
    x = 384,830,685.07/26,357.99
  6. Step 6: Final answer
    x = 14,600.16

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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.