Home / 31,294.88-46,950.01-9,108.45

Finding the Fourth Proportional to 31,294.88, 46,950.01 and 9,108.45

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Solution

The fourth proportional to 31,294.88, 46,950.01 and 9,108.45 is: 13,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,294.88 : 46,950.01 = 9,108.45 : x
  2. Step 2: Convert to fraction form
    31,294.88/46,950.01 = 9,108.45/x
  3. Step 3: Cross multiply
    31,294.88x = 46,950.01 × 9,108.45
  4. Step 4: Simplify right side
    31,294.88x = 427,641,818.58
  5. Step 5: Solve for x
    x = 427,641,818.58/31,294.88
  6. Step 6: Final answer
    x = 13,664.91

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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.