Home / 21,465.60-32,194.76-5,670.81

Finding the Fourth Proportional to 21,465.60, 32,194.76 and 5,670.81

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Solution

The fourth proportional to 21,465.60, 32,194.76 and 5,670.81 is: 8,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,465.60 : 32,194.76 = 5,670.81 : x
  2. Step 2: Convert to fraction form
    21,465.60/32,194.76 = 5,670.81/x
  3. Step 3: Cross multiply
    21,465.60x = 32,194.76 × 5,670.81
  4. Step 4: Simplify right side
    21,465.60x = 182,570,177.63
  5. Step 5: Solve for x
    x = 182,570,177.63/21,465.60
  6. Step 6: Final answer
    x = 8,505.24

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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.