Home / 31,007.70-46,511.55-18,566.10

Finding the Fourth Proportional to 31,007.70, 46,511.55 and 18,566.10

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Solution

The fourth proportional to 31,007.70, 46,511.55 and 18,566.10 is: 27,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,007.70 : 46,511.55 = 18,566.10 : x
  2. Step 2: Convert to fraction form
    31,007.70/46,511.55 = 18,566.10/x
  3. Step 3: Cross multiply
    31,007.70x = 46,511.55 × 18,566.10
  4. Step 4: Simplify right side
    31,007.70x = 863,538,088.46
  5. Step 5: Solve for x
    x = 863,538,088.46/31,007.70
  6. Step 6: Final answer
    x = 27,849.15

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Similar ratio
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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.