Home / 38,597.55-53,265.57-21,601.65

Finding the Fourth Proportional to 38,597.55, 53,265.57 and 21,601.65

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Solution

The fourth proportional to 38,597.55, 53,265.57 and 21,601.65 is: 29,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,597.55 : 53,265.57 = 21,601.65 : x
  2. Step 2: Convert to fraction form
    38,597.55/53,265.57 = 21,601.65/x
  3. Step 3: Cross multiply
    38,597.55x = 53,265.57 × 21,601.65
  4. Step 4: Simplify right side
    38,597.55x = 1,150,624,318.93
  5. Step 5: Solve for x
    x = 1,150,624,318.93/38,597.55
  6. Step 6: Final answer
    x = 29,810.82

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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.