Home / 38,599.64-53,263.02-21,604.83

Finding the Fourth Proportional to 38,599.64, 53,263.02 and 21,604.83

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Solution

The fourth proportional to 38,599.64, 53,263.02 and 21,604.83 is: 29,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,599.64 : 53,263.02 = 21,604.83 : x
  2. Step 2: Convert to fraction form
    38,599.64/53,263.02 = 21,604.83/x
  3. Step 3: Cross multiply
    38,599.64x = 53,263.02 × 21,604.83
  4. Step 4: Simplify right side
    38,599.64x = 1,150,738,252.14
  5. Step 5: Solve for x
    x = 1,150,738,252.14/38,599.64
  6. Step 6: Final answer
    x = 29,812.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.