Home / 55,124.17-82,688.99-15,684.05

Finding the Fourth Proportional to 55,124.17, 82,688.99 and 15,684.05

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Solution

The fourth proportional to 55,124.17, 82,688.99 and 15,684.05 is: 23,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,124.17 : 82,688.99 = 15,684.05 : x
  2. Step 2: Convert to fraction form
    55,124.17/82,688.99 = 15,684.05/x
  3. Step 3: Cross multiply
    55,124.17x = 82,688.99 × 15,684.05
  4. Step 4: Simplify right side
    55,124.17x = 1,296,898,381.91
  5. Step 5: Solve for x
    x = 1,296,898,381.91/55,124.17
  6. Step 6: Final answer
    x = 23,526.86

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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.