Home / 30,029.81-41,442.72-17,284.92

Finding the Fourth Proportional to 30,029.81, 41,442.72 and 17,284.92

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Solution

The fourth proportional to 30,029.81, 41,442.72 and 17,284.92 is: 23,854.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,029.81 : 41,442.72 = 17,284.92 : x
  2. Step 2: Convert to fraction form
    30,029.81/41,442.72 = 17,284.92/x
  3. Step 3: Cross multiply
    30,029.81x = 41,442.72 × 17,284.92
  4. Step 4: Simplify right side
    30,029.81x = 716,334,099.78
  5. Step 5: Solve for x
    x = 716,334,099.78/30,029.81
  6. Step 6: Final answer
    x = 23,854.10

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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.