Home / 17,655.74-24,364.58-9,697.78

Finding the Fourth Proportional to 17,655.74, 24,364.58 and 9,697.78

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Solution

The fourth proportional to 17,655.74, 24,364.58 and 9,697.78 is: 13,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.74 : 24,364.58 = 9,697.78 : x
  2. Step 2: Convert to fraction form
    17,655.74/24,364.58 = 9,697.78/x
  3. Step 3: Cross multiply
    17,655.74x = 24,364.58 × 9,697.78
  4. Step 4: Simplify right side
    17,655.74x = 236,282,336.63
  5. Step 5: Solve for x
    x = 236,282,336.63/17,655.74
  6. Step 6: Final answer
    x = 13,382.75

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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.