Home / 55,539.64-83,318.10-18,595

Finding the Fourth Proportional to 55,539.64, 83,318.10 and 18,595

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Solution

The fourth proportional to 55,539.64, 83,318.10 and 18,595 is: 27,895.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,539.64 : 83,318.10 = 18,595 : x
  2. Step 2: Convert to fraction form
    55,539.64/83,318.10 = 18,595/x
  3. Step 3: Cross multiply
    55,539.64x = 83,318.10 × 18,595
  4. Step 4: Simplify right side
    55,539.64x = 1,549,300,069.50
  5. Step 5: Solve for x
    x = 1,549,300,069.50/55,539.64
  6. Step 6: Final answer
    x = 27,895.39

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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.