Home / 32,157.40-48,236.10-9,970.60

Finding the Fourth Proportional to 32,157.40, 48,236.10 and 9,970.60

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Solution

The fourth proportional to 32,157.40, 48,236.10 and 9,970.60 is: 14,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,157.40 : 48,236.10 = 9,970.60 : x
  2. Step 2: Convert to fraction form
    32,157.40/48,236.10 = 9,970.60/x
  3. Step 3: Cross multiply
    32,157.40x = 48,236.10 × 9,970.60
  4. Step 4: Simplify right side
    32,157.40x = 480,942,858.66
  5. Step 5: Solve for x
    x = 480,942,858.66/32,157.40
  6. Step 6: Final answer
    x = 14,955.90

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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.