Home / 21,037.23-31,560.71-6,245.82

Finding the Fourth Proportional to 21,037.23, 31,560.71 and 6,245.82

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Solution

The fourth proportional to 21,037.23, 31,560.71 and 6,245.82 is: 9,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,037.23 : 31,560.71 = 6,245.82 : x
  2. Step 2: Convert to fraction form
    21,037.23/31,560.71 = 6,245.82/x
  3. Step 3: Cross multiply
    21,037.23x = 31,560.71 × 6,245.82
  4. Step 4: Simplify right side
    21,037.23x = 197,122,482.50
  5. Step 5: Solve for x
    x = 197,122,482.50/21,037.23
  6. Step 6: Final answer
    x = 9,370.17

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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.