Home / 31,087-46,639.61-10,026.62

Finding the Fourth Proportional to 31,087, 46,639.61 and 10,026.62

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Solution

The fourth proportional to 31,087, 46,639.61 and 10,026.62 is: 15,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,087 : 46,639.61 = 10,026.62 : x
  2. Step 2: Convert to fraction form
    31,087/46,639.61 = 10,026.62/x
  3. Step 3: Cross multiply
    31,087x = 46,639.61 × 10,026.62
  4. Step 4: Simplify right side
    31,087x = 467,637,646.42
  5. Step 5: Solve for x
    x = 467,637,646.42/31,087
  6. Step 6: Final answer
    x = 15,042.87

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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.