Home / 21,341.76-32,014.35-5,759.16

Finding the Fourth Proportional to 21,341.76, 32,014.35 and 5,759.16

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Solution

The fourth proportional to 21,341.76, 32,014.35 and 5,759.16 is: 8,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341.76 : 32,014.35 = 5,759.16 : x
  2. Step 2: Convert to fraction form
    21,341.76/32,014.35 = 5,759.16/x
  3. Step 3: Cross multiply
    21,341.76x = 32,014.35 × 5,759.16
  4. Step 4: Simplify right side
    21,341.76x = 184,375,763.95
  5. Step 5: Solve for x
    x = 184,375,763.95/21,341.76
  6. Step 6: Final answer
    x = 8,639.20

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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.