Home / 17,768.60-24,520.71-9,810.75

Finding the Fourth Proportional to 17,768.60, 24,520.71 and 9,810.75

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Solution

The fourth proportional to 17,768.60, 24,520.71 and 9,810.75 is: 13,538.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.60 : 24,520.71 = 9,810.75 : x
  2. Step 2: Convert to fraction form
    17,768.60/24,520.71 = 9,810.75/x
  3. Step 3: Cross multiply
    17,768.60x = 24,520.71 × 9,810.75
  4. Step 4: Simplify right side
    17,768.60x = 240,566,555.63
  5. Step 5: Solve for x
    x = 240,566,555.63/17,768.60
  6. Step 6: Final answer
    x = 13,538.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.