Home / 31,211.92-46,822.54-11,488.98

Finding the Fourth Proportional to 31,211.92, 46,822.54 and 11,488.98

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Solution

The fourth proportional to 31,211.92, 46,822.54 and 11,488.98 is: 17,235.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,211.92 : 46,822.54 = 11,488.98 : x
  2. Step 2: Convert to fraction form
    31,211.92/46,822.54 = 11,488.98/x
  3. Step 3: Cross multiply
    31,211.92x = 46,822.54 × 11,488.98
  4. Step 4: Simplify right side
    31,211.92x = 537,943,108.55
  5. Step 5: Solve for x
    x = 537,943,108.55/31,211.92
  6. Step 6: Final answer
    x = 17,235.18

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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.