Home / 35,970.48-49,639.53-20,055.96

Finding the Fourth Proportional to 35,970.48, 49,639.53 and 20,055.96

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Solution

The fourth proportional to 35,970.48, 49,639.53 and 20,055.96 is: 27,677.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970.48 : 49,639.53 = 20,055.96 : x
  2. Step 2: Convert to fraction form
    35,970.48/49,639.53 = 20,055.96/x
  3. Step 3: Cross multiply
    35,970.48x = 49,639.53 × 20,055.96
  4. Step 4: Simplify right side
    35,970.48x = 995,568,428.10
  5. Step 5: Solve for x
    x = 995,568,428.10/35,970.48
  6. Step 6: Final answer
    x = 27,677.37

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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.