Home / 17,700.75-26,551.13-7,312.77

Finding the Fourth Proportional to 17,700.75, 26,551.13 and 7,312.77

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Solution

The fourth proportional to 17,700.75, 26,551.13 and 7,312.77 is: 10,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,700.75 : 26,551.13 = 7,312.77 : x
  2. Step 2: Convert to fraction form
    17,700.75/26,551.13 = 7,312.77/x
  3. Step 3: Cross multiply
    17,700.75x = 26,551.13 × 7,312.77
  4. Step 4: Simplify right side
    17,700.75x = 194,162,270.37
  5. Step 5: Solve for x
    x = 194,162,270.37/17,700.75
  6. Step 6: Final answer
    x = 10,969.16

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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.