Home / 13,330.89-19,996.44-4,565.88

Finding the Fourth Proportional to 13,330.89, 19,996.44 and 4,565.88

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Solution

The fourth proportional to 13,330.89, 19,996.44 and 4,565.88 is: 6,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.89 : 19,996.44 = 4,565.88 : x
  2. Step 2: Convert to fraction form
    13,330.89/19,996.44 = 4,565.88/x
  3. Step 3: Cross multiply
    13,330.89x = 19,996.44 × 4,565.88
  4. Step 4: Simplify right side
    13,330.89x = 91,301,345.47
  5. Step 5: Solve for x
    x = 91,301,345.47/13,330.89
  6. Step 6: Final answer
    x = 6,848.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.