Home / 15,417.90-23,125.66-4,324

Finding the Fourth Proportional to 15,417.90, 23,125.66 and 4,324

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Solution

The fourth proportional to 15,417.90, 23,125.66 and 4,324 is: 6,485.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.90 : 23,125.66 = 4,324 : x
  2. Step 2: Convert to fraction form
    15,417.90/23,125.66 = 4,324/x
  3. Step 3: Cross multiply
    15,417.90x = 23,125.66 × 4,324
  4. Step 4: Simplify right side
    15,417.90x = 99,995,353.84
  5. Step 5: Solve for x
    x = 99,995,353.84/15,417.90
  6. Step 6: Final answer
    x = 6,485.67

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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.