Home / 35,740.91-49,321.51-20,633.06

Finding the Fourth Proportional to 35,740.91, 49,321.51 and 20,633.06

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Solution

The fourth proportional to 35,740.91, 49,321.51 and 20,633.06 is: 28,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.91 : 49,321.51 = 20,633.06 : x
  2. Step 2: Convert to fraction form
    35,740.91/49,321.51 = 20,633.06/x
  3. Step 3: Cross multiply
    35,740.91x = 49,321.51 × 20,633.06
  4. Step 4: Simplify right side
    35,740.91x = 1,017,653,746.84
  5. Step 5: Solve for x
    x = 1,017,653,746.84/35,740.91
  6. Step 6: Final answer
    x = 28,473.08

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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.