Home / 13,152.15-19,717.16-5,750.99

Finding the Fourth Proportional to 13,152.15, 19,717.16 and 5,750.99

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Solution

The fourth proportional to 13,152.15, 19,717.16 and 5,750.99 is: 8,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152.15 : 19,717.16 = 5,750.99 : x
  2. Step 2: Convert to fraction form
    13,152.15/19,717.16 = 5,750.99/x
  3. Step 3: Cross multiply
    13,152.15x = 19,717.16 × 5,750.99
  4. Step 4: Simplify right side
    13,152.15x = 113,393,062.65
  5. Step 5: Solve for x
    x = 113,393,062.65/13,152.15
  6. Step 6: Final answer
    x = 8,621.64

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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.