Home / 35,719.18-49,290.66-19,803.48

Finding the Fourth Proportional to 35,719.18, 49,290.66 and 19,803.48

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Solution

The fourth proportional to 35,719.18, 49,290.66 and 19,803.48 is: 27,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,719.18 : 49,290.66 = 19,803.48 : x
  2. Step 2: Convert to fraction form
    35,719.18/49,290.66 = 19,803.48/x
  3. Step 3: Cross multiply
    35,719.18x = 49,290.66 × 19,803.48
  4. Step 4: Simplify right side
    35,719.18x = 976,126,599.50
  5. Step 5: Solve for x
    x = 976,126,599.50/35,719.18
  6. Step 6: Final answer
    x = 27,327.80

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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.