Home / 32,441.76-48,663.60-12,725.28

Finding the Fourth Proportional to 32,441.76, 48,663.60 and 12,725.28

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Solution

The fourth proportional to 32,441.76, 48,663.60 and 12,725.28 is: 19,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,441.76 : 48,663.60 = 12,725.28 : x
  2. Step 2: Convert to fraction form
    32,441.76/48,663.60 = 12,725.28/x
  3. Step 3: Cross multiply
    32,441.76x = 48,663.60 × 12,725.28
  4. Step 4: Simplify right side
    32,441.76x = 619,257,935.81
  5. Step 5: Solve for x
    x = 619,257,935.81/32,441.76
  6. Step 6: Final answer
    x = 19,088.30

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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.