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Finding the Fourth Proportional to 35,590.11, 53,367.03 and 11,889.12

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Solution

The fourth proportional to 35,590.11, 53,367.03 and 11,889.12 is: 17,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,590.11 : 53,367.03 = 11,889.12 : x
  2. Step 2: Convert to fraction form
    35,590.11/53,367.03 = 11,889.12/x
  3. Step 3: Cross multiply
    35,590.11x = 53,367.03 × 11,889.12
  4. Step 4: Simplify right side
    35,590.11x = 634,487,023.71
  5. Step 5: Solve for x
    x = 634,487,023.71/35,590.11
  6. Step 6: Final answer
    x = 17,827.62

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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.