Home / 35,263.68-48,665.40-21,113.82

Finding the Fourth Proportional to 35,263.68, 48,665.40 and 21,113.82

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Solution

The fourth proportional to 35,263.68, 48,665.40 and 21,113.82 is: 29,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,263.68 : 48,665.40 = 21,113.82 : x
  2. Step 2: Convert to fraction form
    35,263.68/48,665.40 = 21,113.82/x
  3. Step 3: Cross multiply
    35,263.68x = 48,665.40 × 21,113.82
  4. Step 4: Simplify right side
    35,263.68x = 1,027,512,495.83
  5. Step 5: Solve for x
    x = 1,027,512,495.83/35,263.68
  6. Step 6: Final answer
    x = 29,137.98

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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.