Home / 21,590.72-32,386.08-6,009.56

Finding the Fourth Proportional to 21,590.72, 32,386.08 and 6,009.56

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Solution

The fourth proportional to 21,590.72, 32,386.08 and 6,009.56 is: 9,014.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590.72 : 32,386.08 = 6,009.56 : x
  2. Step 2: Convert to fraction form
    21,590.72/32,386.08 = 6,009.56/x
  3. Step 3: Cross multiply
    21,590.72x = 32,386.08 × 6,009.56
  4. Step 4: Simplify right side
    21,590.72x = 194,626,090.92
  5. Step 5: Solve for x
    x = 194,626,090.92/21,590.72
  6. Step 6: Final answer
    x = 9,014.34

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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.