Home / 45,849.40-68,779.74-17,769.92

Finding the Fourth Proportional to 45,849.40, 68,779.74 and 17,769.92

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Solution

The fourth proportional to 45,849.40, 68,779.74 and 17,769.92 is: 26,657.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,849.40 : 68,779.74 = 17,769.92 : x
  2. Step 2: Convert to fraction form
    45,849.40/68,779.74 = 17,769.92/x
  3. Step 3: Cross multiply
    45,849.40x = 68,779.74 × 17,769.92
  4. Step 4: Simplify right side
    45,849.40x = 1,222,210,477.42
  5. Step 5: Solve for x
    x = 1,222,210,477.42/45,849.40
  6. Step 6: Final answer
    x = 26,657.07

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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.