Home / 23,085.44-31,840.80-14,704.64

Finding the Fourth Proportional to 23,085.44, 31,840.80 and 14,704.64

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Solution

The fourth proportional to 23,085.44, 31,840.80 and 14,704.64 is: 20,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085.44 : 31,840.80 = 14,704.64 : x
  2. Step 2: Convert to fraction form
    23,085.44/31,840.80 = 14,704.64/x
  3. Step 3: Cross multiply
    23,085.44x = 31,840.80 × 14,704.64
  4. Step 4: Simplify right side
    23,085.44x = 468,207,501.31
  5. Step 5: Solve for x
    x = 468,207,501.31/23,085.44
  6. Step 6: Final answer
    x = 20,281.51

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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.