Home / 29,651.64-44,477.47-12,121.45

Finding the Fourth Proportional to 29,651.64, 44,477.47 and 12,121.45

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Solution

The fourth proportional to 29,651.64, 44,477.47 and 12,121.45 is: 18,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,651.64 : 44,477.47 = 12,121.45 : x
  2. Step 2: Convert to fraction form
    29,651.64/44,477.47 = 12,121.45/x
  3. Step 3: Cross multiply
    29,651.64x = 44,477.47 × 12,121.45
  4. Step 4: Simplify right side
    29,651.64x = 539,131,332.69
  5. Step 5: Solve for x
    x = 539,131,332.69/29,651.64
  6. Step 6: Final answer
    x = 18,182.18

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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.