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Finding the Fourth Proportional to 35,656.71, 49,207.87 and 19,741.16

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Solution

The fourth proportional to 35,656.71, 49,207.87 and 19,741.16 is: 27,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.71 : 49,207.87 = 19,741.16 : x
  2. Step 2: Convert to fraction form
    35,656.71/49,207.87 = 19,741.16/x
  3. Step 3: Cross multiply
    35,656.71x = 49,207.87 × 19,741.16
  4. Step 4: Simplify right side
    35,656.71x = 971,420,434.93
  5. Step 5: Solve for x
    x = 971,420,434.93/35,656.71
  6. Step 6: Final answer
    x = 27,243.69

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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.