Home / 31,335.41-46,998.08-9,143.59

Finding the Fourth Proportional to 31,335.41, 46,998.08 and 9,143.59

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Solution

The fourth proportional to 31,335.41, 46,998.08 and 9,143.59 is: 13,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,335.41 : 46,998.08 = 9,143.59 : x
  2. Step 2: Convert to fraction form
    31,335.41/46,998.08 = 9,143.59/x
  3. Step 3: Cross multiply
    31,335.41x = 46,998.08 × 9,143.59
  4. Step 4: Simplify right side
    31,335.41x = 429,731,045.38
  5. Step 5: Solve for x
    x = 429,731,045.38/31,335.41
  6. Step 6: Final answer
    x = 13,713.91

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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.