Home / 35,264.68-48,666.78-21,114.82

Finding the Fourth Proportional to 35,264.68, 48,666.78 and 21,114.82

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Solution

The fourth proportional to 35,264.68, 48,666.78 and 21,114.82 is: 29,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,264.68 : 48,666.78 = 21,114.82 : x
  2. Step 2: Convert to fraction form
    35,264.68/48,666.78 = 21,114.82/x
  3. Step 3: Cross multiply
    35,264.68x = 48,666.78 × 21,114.82
  4. Step 4: Simplify right side
    35,264.68x = 1,027,590,299.68
  5. Step 5: Solve for x
    x = 1,027,590,299.68/35,264.68
  6. Step 6: Final answer
    x = 29,139.36

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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.