Home / 31,011.57-46,516.14-13,234.95

Finding the Fourth Proportional to 31,011.57, 46,516.14 and 13,234.95

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Solution

The fourth proportional to 31,011.57, 46,516.14 and 13,234.95 is: 19,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,011.57 : 46,516.14 = 13,234.95 : x
  2. Step 2: Convert to fraction form
    31,011.57/46,516.14 = 13,234.95/x
  3. Step 3: Cross multiply
    31,011.57x = 46,516.14 × 13,234.95
  4. Step 4: Simplify right side
    31,011.57x = 615,638,787.09
  5. Step 5: Solve for x
    x = 615,638,787.09/31,011.57
  6. Step 6: Final answer
    x = 19,851.91

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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.