Home / 21,342.08-32,009.48-5,756.06

Finding the Fourth Proportional to 21,342.08, 32,009.48 and 5,756.06

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Solution

The fourth proportional to 21,342.08, 32,009.48 and 5,756.06 is: 8,633.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,342.08 : 32,009.48 = 5,756.06 : x
  2. Step 2: Convert to fraction form
    21,342.08/32,009.48 = 5,756.06/x
  3. Step 3: Cross multiply
    21,342.08x = 32,009.48 × 5,756.06
  4. Step 4: Simplify right side
    21,342.08x = 184,248,560.28
  5. Step 5: Solve for x
    x = 184,248,560.28/21,342.08
  6. Step 6: Final answer
    x = 8,633.11

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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.