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Finding the Fourth Proportional to 36,068.51, 54,098.62 and 9,775.31

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Solution

The fourth proportional to 36,068.51, 54,098.62 and 9,775.31 is: 14,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,068.51 : 54,098.62 = 9,775.31 : x
  2. Step 2: Convert to fraction form
    36,068.51/54,098.62 = 9,775.31/x
  3. Step 3: Cross multiply
    36,068.51x = 54,098.62 × 9,775.31
  4. Step 4: Simplify right side
    36,068.51x = 528,830,486.14
  5. Step 5: Solve for x
    x = 528,830,486.14/36,068.51
  6. Step 6: Final answer
    x = 14,661.83

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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.