Home / 51,581.08-71,179.86-29,225.08

Finding the Fourth Proportional to 51,581.08, 71,179.86 and 29,225.08

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Solution

The fourth proportional to 51,581.08, 71,179.86 and 29,225.08 is: 40,329.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,581.08 : 71,179.86 = 29,225.08 : x
  2. Step 2: Convert to fraction form
    51,581.08/71,179.86 = 29,225.08/x
  3. Step 3: Cross multiply
    51,581.08x = 71,179.86 × 29,225.08
  4. Step 4: Simplify right side
    51,581.08x = 2,080,237,102.89
  5. Step 5: Solve for x
    x = 2,080,237,102.89/51,581.08
  6. Step 6: Final answer
    x = 40,329.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.