Home / 29,955.84-41,331.69-18,311.10

Finding the Fourth Proportional to 29,955.84, 41,331.69 and 18,311.10

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Solution

The fourth proportional to 29,955.84, 41,331.69 and 18,311.10 is: 25,264.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,955.84 : 41,331.69 = 18,311.10 : x
  2. Step 2: Convert to fraction form
    29,955.84/41,331.69 = 18,311.10/x
  3. Step 3: Cross multiply
    29,955.84x = 41,331.69 × 18,311.10
  4. Step 4: Simplify right side
    29,955.84x = 756,828,708.76
  5. Step 5: Solve for x
    x = 756,828,708.76/29,955.84
  6. Step 6: Final answer
    x = 25,264.81

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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.