Home / 35,656.70-49,207.38-20,548.16

Finding the Fourth Proportional to 35,656.70, 49,207.38 and 20,548.16

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Solution

The fourth proportional to 35,656.70, 49,207.38 and 20,548.16 is: 28,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.70 : 49,207.38 = 20,548.16 : x
  2. Step 2: Convert to fraction form
    35,656.70/49,207.38 = 20,548.16/x
  3. Step 3: Cross multiply
    35,656.70x = 49,207.38 × 20,548.16
  4. Step 4: Simplify right side
    35,656.70x = 1,011,121,117.42
  5. Step 5: Solve for x
    x = 1,011,121,117.42/35,656.70
  6. Step 6: Final answer
    x = 28,357.11

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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.