Home / 21,631.32-32,444.19-6,841.76

Finding the Fourth Proportional to 21,631.32, 32,444.19 and 6,841.76

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Solution

The fourth proportional to 21,631.32, 32,444.19 and 6,841.76 is: 10,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,631.32 : 32,444.19 = 6,841.76 : x
  2. Step 2: Convert to fraction form
    21,631.32/32,444.19 = 6,841.76/x
  3. Step 3: Cross multiply
    21,631.32x = 32,444.19 × 6,841.76
  4. Step 4: Simplify right side
    21,631.32x = 221,975,199.15
  5. Step 5: Solve for x
    x = 221,975,199.15/21,631.32
  6. Step 6: Final answer
    x = 10,261.75

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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.