Home / 41,129.55-61,698.49-11,547.50

Finding the Fourth Proportional to 41,129.55, 61,698.49 and 11,547.50

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Solution

The fourth proportional to 41,129.55, 61,698.49 and 11,547.50 is: 17,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129.55 : 61,698.49 = 11,547.50 : x
  2. Step 2: Convert to fraction form
    41,129.55/61,698.49 = 11,547.50/x
  3. Step 3: Cross multiply
    41,129.55x = 61,698.49 × 11,547.50
  4. Step 4: Simplify right side
    41,129.55x = 712,462,975.91
  5. Step 5: Solve for x
    x = 712,462,975.91/41,129.55
  6. Step 6: Final answer
    x = 17,322.41

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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.