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Finding the Fourth Proportional to 32,442.98, 48,341.96 and 28,905.82

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Solution

The fourth proportional to 32,442.98, 48,341.96 and 28,905.82 is: 43,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,442.98 : 48,341.96 = 28,905.82 : x
  2. Step 2: Convert to fraction form
    32,442.98/48,341.96 = 28,905.82/x
  3. Step 3: Cross multiply
    32,442.98x = 48,341.96 × 28,905.82
  4. Step 4: Simplify right side
    32,442.98x = 1,397,363,994.21
  5. Step 5: Solve for x
    x = 1,397,363,994.21/32,442.98
  6. Step 6: Final answer
    x = 43,071.38

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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.