Home / 32,113.60-48,163.20-21,097.60

Finding the Fourth Proportional to 32,113.60, 48,163.20 and 21,097.60

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Solution

The fourth proportional to 32,113.60, 48,163.20 and 21,097.60 is: 31,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,113.60 : 48,163.20 = 21,097.60 : x
  2. Step 2: Convert to fraction form
    32,113.60/48,163.20 = 21,097.60/x
  3. Step 3: Cross multiply
    32,113.60x = 48,163.20 × 21,097.60
  4. Step 4: Simplify right side
    32,113.60x = 1,016,127,928.32
  5. Step 5: Solve for x
    x = 1,016,127,928.32/32,113.60
  6. Step 6: Final answer
    x = 31,641.67

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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.