Home / 32,442.40-44,754.42-20,953.36

Finding the Fourth Proportional to 32,442.40, 44,754.42 and 20,953.36

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Solution

The fourth proportional to 32,442.40, 44,754.42 and 20,953.36 is: 28,905.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,442.40 : 44,754.42 = 20,953.36 : x
  2. Step 2: Convert to fraction form
    32,442.40/44,754.42 = 20,953.36/x
  3. Step 3: Cross multiply
    32,442.40x = 44,754.42 × 20,953.36
  4. Step 4: Simplify right side
    32,442.40x = 937,755,473.85
  5. Step 5: Solve for x
    x = 937,755,473.85/32,442.40
  6. Step 6: Final answer
    x = 28,905.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.