Home / 32,156.20-48,218.10-19,012.60

Finding the Fourth Proportional to 32,156.20, 48,218.10 and 19,012.60

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Solution

The fourth proportional to 32,156.20, 48,218.10 and 19,012.60 is: 28,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,156.20 : 48,218.10 = 19,012.60 : x
  2. Step 2: Convert to fraction form
    32,156.20/48,218.10 = 19,012.60/x
  3. Step 3: Cross multiply
    32,156.20x = 48,218.10 × 19,012.60
  4. Step 4: Simplify right side
    32,156.20x = 916,751,448.06
  5. Step 5: Solve for x
    x = 916,751,448.06/32,156.20
  6. Step 6: Final answer
    x = 28,509.32

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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.