Home / 17,622.64-26,424.68-9,307.12

Finding the Fourth Proportional to 17,622.64, 26,424.68 and 9,307.12

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Solution

The fourth proportional to 17,622.64, 26,424.68 and 9,307.12 is: 13,955.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.64 : 26,424.68 = 9,307.12 : x
  2. Step 2: Convert to fraction form
    17,622.64/26,424.68 = 9,307.12/x
  3. Step 3: Cross multiply
    17,622.64x = 26,424.68 × 9,307.12
  4. Step 4: Simplify right side
    17,622.64x = 245,937,667.72
  5. Step 5: Solve for x
    x = 245,937,667.72/17,622.64
  6. Step 6: Final answer
    x = 13,955.78

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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.