Home / 31,299.12-46,948.68-7,925.52

Finding the Fourth Proportional to 31,299.12, 46,948.68 and 7,925.52

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Solution

The fourth proportional to 31,299.12, 46,948.68 and 7,925.52 is: 11,888.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.12 : 46,948.68 = 7,925.52 : x
  2. Step 2: Convert to fraction form
    31,299.12/46,948.68 = 7,925.52/x
  3. Step 3: Cross multiply
    31,299.12x = 46,948.68 × 7,925.52
  4. Step 4: Simplify right side
    31,299.12x = 372,092,702.31
  5. Step 5: Solve for x
    x = 372,092,702.31/31,299.12
  6. Step 6: Final answer
    x = 11,888.28

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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.