Home / 30,818.72-46,233.48-13,289.24

Finding the Fourth Proportional to 30,818.72, 46,233.48 and 13,289.24

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Solution

The fourth proportional to 30,818.72, 46,233.48 and 13,289.24 is: 19,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,818.72 : 46,233.48 = 13,289.24 : x
  2. Step 2: Convert to fraction form
    30,818.72/46,233.48 = 13,289.24/x
  3. Step 3: Cross multiply
    30,818.72x = 46,233.48 × 13,289.24
  4. Step 4: Simplify right side
    30,818.72x = 614,407,811.76
  5. Step 5: Solve for x
    x = 614,407,811.76/30,818.72
  6. Step 6: Final answer
    x = 19,936.19

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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.