Home / 34,921.17-48,192.30-19,814.47

Finding the Fourth Proportional to 34,921.17, 48,192.30 and 19,814.47

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Solution

The fourth proportional to 34,921.17, 48,192.30 and 19,814.47 is: 27,344.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,921.17 : 48,192.30 = 19,814.47 : x
  2. Step 2: Convert to fraction form
    34,921.17/48,192.30 = 19,814.47/x
  3. Step 3: Cross multiply
    34,921.17x = 48,192.30 × 19,814.47
  4. Step 4: Simplify right side
    34,921.17x = 954,904,762.10
  5. Step 5: Solve for x
    x = 954,904,762.10/34,921.17
  6. Step 6: Final answer
    x = 27,344.58

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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.