Home / 29,870.69-41,222.64-16,442.51

Finding the Fourth Proportional to 29,870.69, 41,222.64 and 16,442.51

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Solution

The fourth proportional to 29,870.69, 41,222.64 and 16,442.51 is: 22,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,870.69 : 41,222.64 = 16,442.51 : x
  2. Step 2: Convert to fraction form
    29,870.69/41,222.64 = 16,442.51/x
  3. Step 3: Cross multiply
    29,870.69x = 41,222.64 × 16,442.51
  4. Step 4: Simplify right side
    29,870.69x = 677,803,525.97
  5. Step 5: Solve for x
    x = 677,803,525.97/29,870.69
  6. Step 6: Final answer
    x = 22,691.26

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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.