Home / 34,991.19-52,486.58-12,806.10

Finding the Fourth Proportional to 34,991.19, 52,486.58 and 12,806.10

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Solution

The fourth proportional to 34,991.19, 52,486.58 and 12,806.10 is: 19,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,991.19 : 52,486.58 = 12,806.10 : x
  2. Step 2: Convert to fraction form
    34,991.19/52,486.58 = 12,806.10/x
  3. Step 3: Cross multiply
    34,991.19x = 52,486.58 × 12,806.10
  4. Step 4: Simplify right side
    34,991.19x = 672,148,328.11
  5. Step 5: Solve for x
    x = 672,148,328.11/34,991.19
  6. Step 6: Final answer
    x = 19,209.07

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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.