Home / 15,869.66-23,802.57-4,183.76

Finding the Fourth Proportional to 15,869.66, 23,802.57 and 4,183.76

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Solution

The fourth proportional to 15,869.66, 23,802.57 and 4,183.76 is: 6,275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,869.66 : 23,802.57 = 4,183.76 : x
  2. Step 2: Convert to fraction form
    15,869.66/23,802.57 = 4,183.76/x
  3. Step 3: Cross multiply
    15,869.66x = 23,802.57 × 4,183.76
  4. Step 4: Simplify right side
    15,869.66x = 99,584,240.26
  5. Step 5: Solve for x
    x = 99,584,240.26/15,869.66
  6. Step 6: Final answer
    x = 6,275.13

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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.