Home / 21,637.86-32,462.52-6,847.02

Finding the Fourth Proportional to 21,637.86, 32,462.52 and 6,847.02

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Solution

The fourth proportional to 21,637.86, 32,462.52 and 6,847.02 is: 10,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,637.86 : 32,462.52 = 6,847.02 : x
  2. Step 2: Convert to fraction form
    21,637.86/32,462.52 = 6,847.02/x
  3. Step 3: Cross multiply
    21,637.86x = 32,462.52 × 6,847.02
  4. Step 4: Simplify right side
    21,637.86x = 222,271,523.69
  5. Step 5: Solve for x
    x = 222,271,523.69/21,637.86
  6. Step 6: Final answer
    x = 10,272.34

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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.