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Finding the Fourth Proportional to 35,991.71, 53,988.83 and 9,697.08

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Solution

The fourth proportional to 35,991.71, 53,988.83 and 9,697.08 is: 14,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,991.71 : 53,988.83 = 9,697.08 : x
  2. Step 2: Convert to fraction form
    35,991.71/53,988.83 = 9,697.08/x
  3. Step 3: Cross multiply
    35,991.71x = 53,988.83 × 9,697.08
  4. Step 4: Simplify right side
    35,991.71x = 523,534,193.95
  5. Step 5: Solve for x
    x = 523,534,193.95/35,991.71
  6. Step 6: Final answer
    x = 14,545.97

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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.