Home / 35,903.64-49,548.76-19,988.09

Finding the Fourth Proportional to 35,903.64, 49,548.76 and 19,988.09

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Solution

The fourth proportional to 35,903.64, 49,548.76 and 19,988.09 is: 27,584.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,903.64 : 49,548.76 = 19,988.09 : x
  2. Step 2: Convert to fraction form
    35,903.64/49,548.76 = 19,988.09/x
  3. Step 3: Cross multiply
    35,903.64x = 49,548.76 × 19,988.09
  4. Step 4: Simplify right side
    35,903.64x = 990,384,826.52
  5. Step 5: Solve for x
    x = 990,384,826.52/35,903.64
  6. Step 6: Final answer
    x = 27,584.52

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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.