Home / 56,318.04-84,446.10-18,858.42

Finding the Fourth Proportional to 56,318.04, 84,446.10 and 18,858.42

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Solution

The fourth proportional to 56,318.04, 84,446.10 and 18,858.42 is: 28,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,318.04 : 84,446.10 = 18,858.42 : x
  2. Step 2: Convert to fraction form
    56,318.04/84,446.10 = 18,858.42/x
  3. Step 3: Cross multiply
    56,318.04x = 84,446.10 × 18,858.42
  4. Step 4: Simplify right side
    56,318.04x = 1,592,520,021.16
  5. Step 5: Solve for x
    x = 1,592,520,021.16/56,318.04
  6. Step 6: Final answer
    x = 28,277.26

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1.5x scale

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.