Home / 31,227.15-46,799.15-11,487.45

Finding the Fourth Proportional to 31,227.15, 46,799.15 and 11,487.45

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Solution

The fourth proportional to 31,227.15, 46,799.15 and 11,487.45 is: 17,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,227.15 : 46,799.15 = 11,487.45 : x
  2. Step 2: Convert to fraction form
    31,227.15/46,799.15 = 11,487.45/x
  3. Step 3: Cross multiply
    31,227.15x = 46,799.15 × 11,487.45
  4. Step 4: Simplify right side
    31,227.15x = 537,602,838.23
  5. Step 5: Solve for x
    x = 537,602,838.23/31,227.15
  6. Step 6: Final answer
    x = 17,215.88

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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.