Home / 35,700.68-49,267.06-21,553.64

Finding the Fourth Proportional to 35,700.68, 49,267.06 and 21,553.64

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Solution

The fourth proportional to 35,700.68, 49,267.06 and 21,553.64 is: 29,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,700.68 : 49,267.06 = 21,553.64 : x
  2. Step 2: Convert to fraction form
    35,700.68/49,267.06 = 21,553.64/x
  3. Step 3: Cross multiply
    35,700.68x = 49,267.06 × 21,553.64
  4. Step 4: Simplify right side
    35,700.68x = 1,061,884,475.10
  5. Step 5: Solve for x
    x = 1,061,884,475.10/35,700.68
  6. Step 6: Final answer
    x = 29,744.10

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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.