Home / 45,766.08-68,663.52-19,457.28

Finding the Fourth Proportional to 45,766.08, 68,663.52 and 19,457.28

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Solution

The fourth proportional to 45,766.08, 68,663.52 and 19,457.28 is: 29,192.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,766.08 : 68,663.52 = 19,457.28 : x
  2. Step 2: Convert to fraction form
    45,766.08/68,663.52 = 19,457.28/x
  3. Step 3: Cross multiply
    45,766.08x = 68,663.52 × 19,457.28
  4. Step 4: Simplify right side
    45,766.08x = 1,336,005,334.43
  5. Step 5: Solve for x
    x = 1,336,005,334.43/45,766.08
  6. Step 6: Final answer
    x = 29,192.04

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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.