Home / 29,639.20-44,458.80-14,087.20

Finding the Fourth Proportional to 29,639.20, 44,458.80 and 14,087.20

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Solution

The fourth proportional to 29,639.20, 44,458.80 and 14,087.20 is: 21,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,639.20 : 44,458.80 = 14,087.20 : x
  2. Step 2: Convert to fraction form
    29,639.20/44,458.80 = 14,087.20/x
  3. Step 3: Cross multiply
    29,639.20x = 44,458.80 × 14,087.20
  4. Step 4: Simplify right side
    29,639.20x = 626,300,007.36
  5. Step 5: Solve for x
    x = 626,300,007.36/29,639.20
  6. Step 6: Final answer
    x = 21,130.80

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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.