Home / 31,476.39-47,181.32-10,411.02

Finding the Fourth Proportional to 31,476.39, 47,181.32 and 10,411.02

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Solution

The fourth proportional to 31,476.39, 47,181.32 and 10,411.02 is: 15,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.39 : 47,181.32 = 10,411.02 : x
  2. Step 2: Convert to fraction form
    31,476.39/47,181.32 = 10,411.02/x
  3. Step 3: Cross multiply
    31,476.39x = 47,181.32 × 10,411.02
  4. Step 4: Simplify right side
    31,476.39x = 491,205,666.15
  5. Step 5: Solve for x
    x = 491,205,666.15/31,476.39
  6. Step 6: Final answer
    x = 15,605.53

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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.