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Finding the Fourth Proportional to 35,618.59, 53,427.89 and 9,325.59

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Solution

The fourth proportional to 35,618.59, 53,427.89 and 9,325.59 is: 13,988.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,618.59 : 53,427.89 = 9,325.59 : x
  2. Step 2: Convert to fraction form
    35,618.59/53,427.89 = 9,325.59/x
  3. Step 3: Cross multiply
    35,618.59x = 53,427.89 × 9,325.59
  4. Step 4: Simplify right side
    35,618.59x = 498,246,596.71
  5. Step 5: Solve for x
    x = 498,246,596.71/35,618.59
  6. Step 6: Final answer
    x = 13,988.39

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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.