Home / 61,012.37-91,497.10-18,305.06

Finding the Fourth Proportional to 61,012.37, 91,497.10 and 18,305.06

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Solution

The fourth proportional to 61,012.37, 91,497.10 and 18,305.06 is: 27,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,012.37 : 91,497.10 = 18,305.06 : x
  2. Step 2: Convert to fraction form
    61,012.37/91,497.10 = 18,305.06/x
  3. Step 3: Cross multiply
    61,012.37x = 91,497.10 × 18,305.06
  4. Step 4: Simplify right side
    61,012.37x = 1,674,859,813.80
  5. Step 5: Solve for x
    x = 1,674,859,813.80/61,012.37
  6. Step 6: Final answer
    x = 27,451.15

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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.