Home / 31,985.64-44,140.07-17,838.47

Finding the Fourth Proportional to 31,985.64, 44,140.07 and 17,838.47

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Solution

The fourth proportional to 31,985.64, 44,140.07 and 17,838.47 is: 24,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,985.64 : 44,140.07 = 17,838.47 : x
  2. Step 2: Convert to fraction form
    31,985.64/44,140.07 = 17,838.47/x
  3. Step 3: Cross multiply
    31,985.64x = 44,140.07 × 17,838.47
  4. Step 4: Simplify right side
    31,985.64x = 787,391,469.44
  5. Step 5: Solve for x
    x = 787,391,469.44/31,985.64
  6. Step 6: Final answer
    x = 24,617.03

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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.