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Finding the Fourth Proportional to 35,900.25, 53,859.06 and 11,276.25

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Solution

The fourth proportional to 35,900.25, 53,859.06 and 11,276.25 is: 16,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,900.25 : 53,859.06 = 11,276.25 : x
  2. Step 2: Convert to fraction form
    35,900.25/53,859.06 = 11,276.25/x
  3. Step 3: Cross multiply
    35,900.25x = 53,859.06 × 11,276.25
  4. Step 4: Simplify right side
    35,900.25x = 607,328,225.33
  5. Step 5: Solve for x
    x = 607,328,225.33/35,900.25
  6. Step 6: Final answer
    x = 16,917.10

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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.