Home / 15,742.89-23,607.65-6,384.96

Finding the Fourth Proportional to 15,742.89, 23,607.65 and 6,384.96

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Solution

The fourth proportional to 15,742.89, 23,607.65 and 6,384.96 is: 9,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.89 : 23,607.65 = 6,384.96 : x
  2. Step 2: Convert to fraction form
    15,742.89/23,607.65 = 6,384.96/x
  3. Step 3: Cross multiply
    15,742.89x = 23,607.65 × 6,384.96
  4. Step 4: Simplify right side
    15,742.89x = 150,733,916.91
  5. Step 5: Solve for x
    x = 150,733,916.91/15,742.89
  6. Step 6: Final answer
    x = 9,574.73

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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.