Home / 56,330.04-84,464.10-18,870.42

Finding the Fourth Proportional to 56,330.04, 84,464.10 and 18,870.42

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Solution

The fourth proportional to 56,330.04, 84,464.10 and 18,870.42 is: 28,295.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,330.04 : 84,464.10 = 18,870.42 : x
  2. Step 2: Convert to fraction form
    56,330.04/84,464.10 = 18,870.42/x
  3. Step 3: Cross multiply
    56,330.04x = 84,464.10 × 18,870.42
  4. Step 4: Simplify right side
    56,330.04x = 1,593,873,041.92
  5. Step 5: Solve for x
    x = 1,593,873,041.92/56,330.04
  6. Step 6: Final answer
    x = 28,295.26

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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.