Home / 29,230.75-40,338.39-15,802.02

Finding the Fourth Proportional to 29,230.75, 40,338.39 and 15,802.02

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Solution

The fourth proportional to 29,230.75, 40,338.39 and 15,802.02 is: 21,806.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.75 : 40,338.39 = 15,802.02 : x
  2. Step 2: Convert to fraction form
    29,230.75/40,338.39 = 15,802.02/x
  3. Step 3: Cross multiply
    29,230.75x = 40,338.39 × 15,802.02
  4. Step 4: Simplify right side
    29,230.75x = 637,428,045.55
  5. Step 5: Solve for x
    x = 637,428,045.55/29,230.75
  6. Step 6: Final answer
    x = 21,806.76

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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.