Home / 23,079.78-31,848.93-13,010.58

Finding the Fourth Proportional to 23,079.78, 31,848.93 and 13,010.58

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Solution

The fourth proportional to 23,079.78, 31,848.93 and 13,010.58 is: 17,953.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.78 : 31,848.93 = 13,010.58 : x
  2. Step 2: Convert to fraction form
    23,079.78/31,848.93 = 13,010.58/x
  3. Step 3: Cross multiply
    23,079.78x = 31,848.93 × 13,010.58
  4. Step 4: Simplify right side
    23,079.78x = 414,373,051.68
  5. Step 5: Solve for x
    x = 414,373,051.68/23,079.78
  6. Step 6: Final answer
    x = 17,953.94

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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.