Home / 29,752.64-41,047.32-18,997.91

Finding the Fourth Proportional to 29,752.64, 41,047.32 and 18,997.91

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Solution

The fourth proportional to 29,752.64, 41,047.32 and 18,997.91 is: 26,209.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,752.64 : 41,047.32 = 18,997.91 : x
  2. Step 2: Convert to fraction form
    29,752.64/41,047.32 = 18,997.91/x
  3. Step 3: Cross multiply
    29,752.64x = 41,047.32 × 18,997.91
  4. Step 4: Simplify right side
    29,752.64x = 779,813,291.10
  5. Step 5: Solve for x
    x = 779,813,291.10/29,752.64
  6. Step 6: Final answer
    x = 26,209.89

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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.