Home / 31,746.90-47,627.01-12,025.02

Finding the Fourth Proportional to 31,746.90, 47,627.01 and 12,025.02

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Solution

The fourth proportional to 31,746.90, 47,627.01 and 12,025.02 is: 18,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,746.90 : 47,627.01 = 12,025.02 : x
  2. Step 2: Convert to fraction form
    31,746.90/47,627.01 = 12,025.02/x
  3. Step 3: Cross multiply
    31,746.90x = 47,627.01 × 12,025.02
  4. Step 4: Simplify right side
    31,746.90x = 572,715,747.79
  5. Step 5: Solve for x
    x = 572,715,747.79/31,746.90
  6. Step 6: Final answer
    x = 18,040.05

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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.