Home / 39,808.08-59,699.04-17,620.98

Finding the Fourth Proportional to 39,808.08, 59,699.04 and 17,620.98

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Solution

The fourth proportional to 39,808.08, 59,699.04 and 17,620.98 is: 26,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,808.08 : 59,699.04 = 17,620.98 : x
  2. Step 2: Convert to fraction form
    39,808.08/59,699.04 = 17,620.98/x
  3. Step 3: Cross multiply
    39,808.08x = 59,699.04 × 17,620.98
  4. Step 4: Simplify right side
    39,808.08x = 1,051,955,589.86
  5. Step 5: Solve for x
    x = 1,051,955,589.86/39,808.08
  6. Step 6: Final answer
    x = 26,425.68

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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.