Home / 23,013.12-31,739.86-14,937.96

Finding the Fourth Proportional to 23,013.12, 31,739.86 and 14,937.96

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Solution

The fourth proportional to 23,013.12, 31,739.86 and 14,937.96 is: 20,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.12 : 31,739.86 = 14,937.96 : x
  2. Step 2: Convert to fraction form
    23,013.12/31,739.86 = 14,937.96/x
  3. Step 3: Cross multiply
    23,013.12x = 31,739.86 × 14,937.96
  4. Step 4: Simplify right side
    23,013.12x = 474,128,759.09
  5. Step 5: Solve for x
    x = 474,128,759.09/23,013.12
  6. Step 6: Final answer
    x = 20,602.54

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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.