Home / 23,313.87-32,172.53-12,702.87

Finding the Fourth Proportional to 23,313.87, 32,172.53 and 12,702.87

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Solution

The fourth proportional to 23,313.87, 32,172.53 and 12,702.87 is: 17,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,313.87 : 32,172.53 = 12,702.87 : x
  2. Step 2: Convert to fraction form
    23,313.87/32,172.53 = 12,702.87/x
  3. Step 3: Cross multiply
    23,313.87x = 32,172.53 × 12,702.87
  4. Step 4: Simplify right side
    23,313.87x = 408,683,402.65
  5. Step 5: Solve for x
    x = 408,683,402.65/23,313.87
  6. Step 6: Final answer
    x = 17,529.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.