Home / 32,155.52-48,014.40-28,375.76

Finding the Fourth Proportional to 32,155.52, 48,014.40 and 28,375.76

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Solution

The fourth proportional to 32,155.52, 48,014.40 and 28,375.76 is: 42,370.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,155.52 : 48,014.40 = 28,375.76 : x
  2. Step 2: Convert to fraction form
    32,155.52/48,014.40 = 28,375.76/x
  3. Step 3: Cross multiply
    32,155.52x = 48,014.40 × 28,375.76
  4. Step 4: Simplify right side
    32,155.52x = 1,362,445,090.94
  5. Step 5: Solve for x
    x = 1,362,445,090.94/32,155.52
  6. Step 6: Final answer
    x = 42,370.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.