Home / 31,528.54-47,279.04-16,734.16

Finding the Fourth Proportional to 31,528.54, 47,279.04 and 16,734.16

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Solution

The fourth proportional to 31,528.54, 47,279.04 and 16,734.16 is: 25,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,528.54 : 47,279.04 = 16,734.16 : x
  2. Step 2: Convert to fraction form
    31,528.54/47,279.04 = 16,734.16/x
  3. Step 3: Cross multiply
    31,528.54x = 47,279.04 × 16,734.16
  4. Step 4: Simplify right side
    31,528.54x = 791,175,020.01
  5. Step 5: Solve for x
    x = 791,175,020.01/31,528.54
  6. Step 6: Final answer
    x = 25,093.93

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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.