Home / 58,586.22-80,848.53-31,728.65

Finding the Fourth Proportional to 58,586.22, 80,848.53 and 31,728.65

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Solution

The fourth proportional to 58,586.22, 80,848.53 and 31,728.65 is: 43,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,586.22 : 80,848.53 = 31,728.65 : x
  2. Step 2: Convert to fraction form
    58,586.22/80,848.53 = 31,728.65/x
  3. Step 3: Cross multiply
    58,586.22x = 80,848.53 × 31,728.65
  4. Step 4: Simplify right side
    58,586.22x = 2,565,214,307.14
  5. Step 5: Solve for x
    x = 2,565,214,307.14/58,586.22
  6. Step 6: Final answer
    x = 43,785.28

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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.