Home / 21,444.98-32,174.35-6,656.81

Finding the Fourth Proportional to 21,444.98, 32,174.35 and 6,656.81

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Solution

The fourth proportional to 21,444.98, 32,174.35 and 6,656.81 is: 9,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.98 : 32,174.35 = 6,656.81 : x
  2. Step 2: Convert to fraction form
    21,444.98/32,174.35 = 6,656.81/x
  3. Step 3: Cross multiply
    21,444.98x = 32,174.35 × 6,656.81
  4. Step 4: Simplify right side
    21,444.98x = 214,178,357.31
  5. Step 5: Solve for x
    x = 214,178,357.31/21,444.98
  6. Step 6: Final answer
    x = 9,987.34

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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.