Home / 35,659.18-49,212.98-19,743.64

Finding the Fourth Proportional to 35,659.18, 49,212.98 and 19,743.64

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Solution

The fourth proportional to 35,659.18, 49,212.98 and 19,743.64 is: 27,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,659.18 : 49,212.98 = 19,743.64 : x
  2. Step 2: Convert to fraction form
    35,659.18/49,212.98 = 19,743.64/x
  3. Step 3: Cross multiply
    35,659.18x = 49,212.98 × 19,743.64
  4. Step 4: Simplify right side
    35,659.18x = 971,643,360.45
  5. Step 5: Solve for x
    x = 971,643,360.45/35,659.18
  6. Step 6: Final answer
    x = 27,248.06

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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.