Home / 38,845.85-58,250.21-21,048.21

Finding the Fourth Proportional to 38,845.85, 58,250.21 and 21,048.21

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Solution

The fourth proportional to 38,845.85, 58,250.21 and 21,048.21 is: 31,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845.85 : 58,250.21 = 21,048.21 : x
  2. Step 2: Convert to fraction form
    38,845.85/58,250.21 = 21,048.21/x
  3. Step 3: Cross multiply
    38,845.85x = 58,250.21 × 21,048.21
  4. Step 4: Simplify right side
    38,845.85x = 1,226,062,547.38
  5. Step 5: Solve for x
    x = 1,226,062,547.38/38,845.85
  6. Step 6: Final answer
    x = 31,562.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.