Home / 35,338.06-48,761.81-21,904.41

Finding the Fourth Proportional to 35,338.06, 48,761.81 and 21,904.41

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Solution

The fourth proportional to 35,338.06, 48,761.81 and 21,904.41 is: 30,225.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,338.06 : 48,761.81 = 21,904.41 : x
  2. Step 2: Convert to fraction form
    35,338.06/48,761.81 = 21,904.41/x
  3. Step 3: Cross multiply
    35,338.06x = 48,761.81 × 21,904.41
  4. Step 4: Simplify right side
    35,338.06x = 1,068,098,678.58
  5. Step 5: Solve for x
    x = 1,068,098,678.58/35,338.06
  6. Step 6: Final answer
    x = 30,225.16

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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.