Home / 35,725.66-49,303.88-19,811.59

Finding the Fourth Proportional to 35,725.66, 49,303.88 and 19,811.59

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Solution

The fourth proportional to 35,725.66, 49,303.88 and 19,811.59 is: 27,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.66 : 49,303.88 = 19,811.59 : x
  2. Step 2: Convert to fraction form
    35,725.66/49,303.88 = 19,811.59/x
  3. Step 3: Cross multiply
    35,725.66x = 49,303.88 × 19,811.59
  4. Step 4: Simplify right side
    35,725.66x = 976,788,255.97
  5. Step 5: Solve for x
    x = 976,788,255.97/35,725.66
  6. Step 6: Final answer
    x = 27,341.36

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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.