Home / 31,117.62-46,685.70-14,487.48

Finding the Fourth Proportional to 31,117.62, 46,685.70 and 14,487.48

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Solution

The fourth proportional to 31,117.62, 46,685.70 and 14,487.48 is: 21,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,117.62 : 46,685.70 = 14,487.48 : x
  2. Step 2: Convert to fraction form
    31,117.62/46,685.70 = 14,487.48/x
  3. Step 3: Cross multiply
    31,117.62x = 46,685.70 × 14,487.48
  4. Step 4: Simplify right side
    31,117.62x = 676,358,145.04
  5. Step 5: Solve for x
    x = 676,358,145.04/31,117.62
  6. Step 6: Final answer
    x = 21,735.54

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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.