Home / 43,946.10-65,875.08-21,775.58

Finding the Fourth Proportional to 43,946.10, 65,875.08 and 21,775.58

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Solution

The fourth proportional to 43,946.10, 65,875.08 and 21,775.58 is: 32,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,946.10 : 65,875.08 = 21,775.58 : x
  2. Step 2: Convert to fraction form
    43,946.10/65,875.08 = 21,775.58/x
  3. Step 3: Cross multiply
    43,946.10x = 65,875.08 × 21,775.58
  4. Step 4: Simplify right side
    43,946.10x = 1,434,468,074.55
  5. Step 5: Solve for x
    x = 1,434,468,074.55/43,946.10
  6. Step 6: Final answer
    x = 32,641.53

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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.