Home / 15,688.24-23,538.46-6,916.96

Finding the Fourth Proportional to 15,688.24, 23,538.46 and 6,916.96

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Solution

The fourth proportional to 15,688.24, 23,538.46 and 6,916.96 is: 10,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,688.24 : 23,538.46 = 6,916.96 : x
  2. Step 2: Convert to fraction form
    15,688.24/23,538.46 = 6,916.96/x
  3. Step 3: Cross multiply
    15,688.24x = 23,538.46 × 6,916.96
  4. Step 4: Simplify right side
    15,688.24x = 162,814,586.28
  5. Step 5: Solve for x
    x = 162,814,586.28/15,688.24
  6. Step 6: Final answer
    x = 10,378.13

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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.