Home / 55,219.64-82,842.69-17,783.24

Finding the Fourth Proportional to 55,219.64, 82,842.69 and 17,783.24

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Solution

The fourth proportional to 55,219.64, 82,842.69 and 17,783.24 is: 26,679.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,219.64 : 82,842.69 = 17,783.24 : x
  2. Step 2: Convert to fraction form
    55,219.64/82,842.69 = 17,783.24/x
  3. Step 3: Cross multiply
    55,219.64x = 82,842.69 × 17,783.24
  4. Step 4: Simplify right side
    55,219.64x = 1,473,211,024.30
  5. Step 5: Solve for x
    x = 1,473,211,024.30/55,219.64
  6. Step 6: Final answer
    x = 26,679.12

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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.