Home / 15,710.89-23,566.64-12,576.35

Finding the Fourth Proportional to 15,710.89, 23,566.64 and 12,576.35

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Solution

The fourth proportional to 15,710.89, 23,566.64 and 12,576.35 is: 18,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710.89 : 23,566.64 = 12,576.35 : x
  2. Step 2: Convert to fraction form
    15,710.89/23,566.64 = 12,576.35/x
  3. Step 3: Cross multiply
    15,710.89x = 23,566.64 × 12,576.35
  4. Step 4: Simplify right side
    15,710.89x = 296,382,312.96
  5. Step 5: Solve for x
    x = 296,382,312.96/15,710.89
  6. Step 6: Final answer
    x = 18,864.77

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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.