Home / 66,037.04-99,058.68-21,645.68

Finding the Fourth Proportional to 66,037.04, 99,058.68 and 21,645.68

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Solution

The fourth proportional to 66,037.04, 99,058.68 and 21,645.68 is: 32,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,037.04 : 99,058.68 = 21,645.68 : x
  2. Step 2: Convert to fraction form
    66,037.04/99,058.68 = 21,645.68/x
  3. Step 3: Cross multiply
    66,037.04x = 99,058.68 × 21,645.68
  4. Step 4: Simplify right side
    66,037.04x = 2,144,192,488.50
  5. Step 5: Solve for x
    x = 2,144,192,488.50/66,037.04
  6. Step 6: Final answer
    x = 32,469.54

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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.