Home / 15,666.63-23,497.79-5,670.29

Finding the Fourth Proportional to 15,666.63, 23,497.79 and 5,670.29

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Solution

The fourth proportional to 15,666.63, 23,497.79 and 5,670.29 is: 8,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666.63 : 23,497.79 = 5,670.29 : x
  2. Step 2: Convert to fraction form
    15,666.63/23,497.79 = 5,670.29/x
  3. Step 3: Cross multiply
    15,666.63x = 23,497.79 × 5,670.29
  4. Step 4: Simplify right side
    15,666.63x = 133,239,137.82
  5. Step 5: Solve for x
    x = 133,239,137.82/15,666.63
  6. Step 6: Final answer
    x = 8,504.65

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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.