Home / 35,920.46-49,570.10-20,005.10

Finding the Fourth Proportional to 35,920.46, 49,570.10 and 20,005.10

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Solution

The fourth proportional to 35,920.46, 49,570.10 and 20,005.10 is: 27,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,920.46 : 49,570.10 = 20,005.10 : x
  2. Step 2: Convert to fraction form
    35,920.46/49,570.10 = 20,005.10/x
  3. Step 3: Cross multiply
    35,920.46x = 49,570.10 × 20,005.10
  4. Step 4: Simplify right side
    35,920.46x = 991,654,807.51
  5. Step 5: Solve for x
    x = 991,654,807.51/35,920.46
  6. Step 6: Final answer
    x = 27,606.96

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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.