Home / 31,248.60-46,825.90-12,510.06

Finding the Fourth Proportional to 31,248.60, 46,825.90 and 12,510.06

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Solution

The fourth proportional to 31,248.60, 46,825.90 and 12,510.06 is: 18,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.60 : 46,825.90 = 12,510.06 : x
  2. Step 2: Convert to fraction form
    31,248.60/46,825.90 = 12,510.06/x
  3. Step 3: Cross multiply
    31,248.60x = 46,825.90 × 12,510.06
  4. Step 4: Simplify right side
    31,248.60x = 585,794,818.55
  5. Step 5: Solve for x
    x = 585,794,818.55/31,248.60
  6. Step 6: Final answer
    x = 18,746.27

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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.