Home / 31,730.70-47,594.70-13,004.58

Finding the Fourth Proportional to 31,730.70, 47,594.70 and 13,004.58

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Solution

The fourth proportional to 31,730.70, 47,594.70 and 13,004.58 is: 19,506.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730.70 : 47,594.70 = 13,004.58 : x
  2. Step 2: Convert to fraction form
    31,730.70/47,594.70 = 13,004.58/x
  3. Step 3: Cross multiply
    31,730.70x = 47,594.70 × 13,004.58
  4. Step 4: Simplify right side
    31,730.70x = 618,949,083.73
  5. Step 5: Solve for x
    x = 618,949,083.73/31,730.70
  6. Step 6: Final answer
    x = 19,506.32

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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.