Home / 35,395.24-48,845.10-19,479.28

Finding the Fourth Proportional to 35,395.24, 48,845.10 and 19,479.28

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Solution

The fourth proportional to 35,395.24, 48,845.10 and 19,479.28 is: 26,881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,395.24 : 48,845.10 = 19,479.28 : x
  2. Step 2: Convert to fraction form
    35,395.24/48,845.10 = 19,479.28/x
  3. Step 3: Cross multiply
    35,395.24x = 48,845.10 × 19,479.28
  4. Step 4: Simplify right side
    35,395.24x = 951,467,379.53
  5. Step 5: Solve for x
    x = 951,467,379.53/35,395.24
  6. Step 6: Final answer
    x = 26,881.22

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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.