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Finding the Fourth Proportional to 35,808.39, 53,712.57 and 11,184.39

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Solution

The fourth proportional to 35,808.39, 53,712.57 and 11,184.39 is: 16,776.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.39 : 53,712.57 = 11,184.39 : x
  2. Step 2: Convert to fraction form
    35,808.39/53,712.57 = 11,184.39/x
  3. Step 3: Cross multiply
    35,808.39x = 53,712.57 × 11,184.39
  4. Step 4: Simplify right side
    35,808.39x = 600,742,330.78
  5. Step 5: Solve for x
    x = 600,742,330.78/35,808.39
  6. Step 6: Final answer
    x = 16,776.58

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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.