Home / 17,728.64-24,465.47-9,770.86

Finding the Fourth Proportional to 17,728.64, 24,465.47 and 9,770.86

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Solution

The fourth proportional to 17,728.64, 24,465.47 and 9,770.86 is: 13,483.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.64 : 24,465.47 = 9,770.86 : x
  2. Step 2: Convert to fraction form
    17,728.64/24,465.47 = 9,770.86/x
  3. Step 3: Cross multiply
    17,728.64x = 24,465.47 × 9,770.86
  4. Step 4: Simplify right side
    17,728.64x = 239,048,732.63
  5. Step 5: Solve for x
    x = 239,048,732.63/17,728.64
  6. Step 6: Final answer
    x = 13,483.76

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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.