Home / 30,898.36-46,347.81-20,233.72

Finding the Fourth Proportional to 30,898.36, 46,347.81 and 20,233.72

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Solution

The fourth proportional to 30,898.36, 46,347.81 and 20,233.72 is: 30,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898.36 : 46,347.81 = 20,233.72 : x
  2. Step 2: Convert to fraction form
    30,898.36/46,347.81 = 20,233.72/x
  3. Step 3: Cross multiply
    30,898.36x = 46,347.81 × 20,233.72
  4. Step 4: Simplify right side
    30,898.36x = 937,788,610.15
  5. Step 5: Solve for x
    x = 937,788,610.15/30,898.36
  6. Step 6: Final answer
    x = 30,350.76

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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.