Home / 31,304.90-46,953.24-15,503.78

Finding the Fourth Proportional to 31,304.90, 46,953.24 and 15,503.78

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Solution

The fourth proportional to 31,304.90, 46,953.24 and 15,503.78 is: 23,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304.90 : 46,953.24 = 15,503.78 : x
  2. Step 2: Convert to fraction form
    31,304.90/46,953.24 = 15,503.78/x
  3. Step 3: Cross multiply
    31,304.90x = 46,953.24 × 15,503.78
  4. Step 4: Simplify right side
    31,304.90x = 727,952,703.25
  5. Step 5: Solve for x
    x = 727,952,703.25/31,304.90
  6. Step 6: Final answer
    x = 23,253.63

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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.