Home / 30,883.24-46,314.45-12,158.35

Finding the Fourth Proportional to 30,883.24, 46,314.45 and 12,158.35

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Solution

The fourth proportional to 30,883.24, 46,314.45 and 12,158.35 is: 18,233.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,883.24 : 46,314.45 = 12,158.35 : x
  2. Step 2: Convert to fraction form
    30,883.24/46,314.45 = 12,158.35/x
  3. Step 3: Cross multiply
    30,883.24x = 46,314.45 × 12,158.35
  4. Step 4: Simplify right side
    30,883.24x = 563,107,293.16
  5. Step 5: Solve for x
    x = 563,107,293.16/30,883.24
  6. Step 6: Final answer
    x = 18,233.43

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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.