Home / 56,654.08-84,904.55-21,574.60

Finding the Fourth Proportional to 56,654.08, 84,904.55 and 21,574.60

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Solution

The fourth proportional to 56,654.08, 84,904.55 and 21,574.60 is: 32,332.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,654.08 : 84,904.55 = 21,574.60 : x
  2. Step 2: Convert to fraction form
    56,654.08/84,904.55 = 21,574.60/x
  3. Step 3: Cross multiply
    56,654.08x = 84,904.55 × 21,574.60
  4. Step 4: Simplify right side
    56,654.08x = 1,831,782,064.15
  5. Step 5: Solve for x
    x = 1,831,782,064.15/56,654.08
  6. Step 6: Final answer
    x = 32,332.75

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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.