Home / 52,794.33-72,880.08-31,287.57

Finding the Fourth Proportional to 52,794.33, 72,880.08 and 31,287.57

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Solution

The fourth proportional to 52,794.33, 72,880.08 and 31,287.57 is: 43,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,794.33 : 72,880.08 = 31,287.57 : x
  2. Step 2: Convert to fraction form
    52,794.33/72,880.08 = 31,287.57/x
  3. Step 3: Cross multiply
    52,794.33x = 72,880.08 × 31,287.57
  4. Step 4: Simplify right side
    52,794.33x = 2,280,240,604.61
  5. Step 5: Solve for x
    x = 2,280,240,604.61/52,794.33
  6. Step 6: Final answer
    x = 43,191.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.