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Finding the Fourth Proportional to 32,689.92, 45,027.84 and 25,603.84

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Solution

The fourth proportional to 32,689.92, 45,027.84 and 25,603.84 is: 35,267.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,689.92 : 45,027.84 = 25,603.84 : x
  2. Step 2: Convert to fraction form
    32,689.92/45,027.84 = 25,603.84/x
  3. Step 3: Cross multiply
    32,689.92x = 45,027.84 × 25,603.84
  4. Step 4: Simplify right side
    32,689.92x = 1,152,885,610.91
  5. Step 5: Solve for x
    x = 1,152,885,610.91/32,689.92
  6. Step 6: Final answer
    x = 35,267.31

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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.