Home / 30,932.55-46,401.42-9,875.59

Finding the Fourth Proportional to 30,932.55, 46,401.42 and 9,875.59

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Solution

The fourth proportional to 30,932.55, 46,401.42 and 9,875.59 is: 14,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,932.55 : 46,401.42 = 9,875.59 : x
  2. Step 2: Convert to fraction form
    30,932.55/46,401.42 = 9,875.59/x
  3. Step 3: Cross multiply
    30,932.55x = 46,401.42 × 9,875.59
  4. Step 4: Simplify right side
    30,932.55x = 458,241,399.34
  5. Step 5: Solve for x
    x = 458,241,399.34/30,932.55
  6. Step 6: Final answer
    x = 14,814.21

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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.