Home / 31,799.16-47,698.74-12,073.05

Finding the Fourth Proportional to 31,799.16, 47,698.74 and 12,073.05

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Solution

The fourth proportional to 31,799.16, 47,698.74 and 12,073.05 is: 18,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,799.16 : 47,698.74 = 12,073.05 : x
  2. Step 2: Convert to fraction form
    31,799.16/47,698.74 = 12,073.05/x
  3. Step 3: Cross multiply
    31,799.16x = 47,698.74 × 12,073.05
  4. Step 4: Simplify right side
    31,799.16x = 575,869,272.96
  5. Step 5: Solve for x
    x = 575,869,272.96/31,799.16
  6. Step 6: Final answer
    x = 18,109.58

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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.