Home / 35,520.53-53,182.37-17,953.65

Finding the Fourth Proportional to 35,520.53, 53,182.37 and 17,953.65

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Solution

The fourth proportional to 35,520.53, 53,182.37 and 17,953.65 is: 26,880.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.53 : 53,182.37 = 17,953.65 : x
  2. Step 2: Convert to fraction form
    35,520.53/53,182.37 = 17,953.65/x
  3. Step 3: Cross multiply
    35,520.53x = 53,182.37 × 17,953.65
  4. Step 4: Simplify right side
    35,520.53x = 954,817,702.03
  5. Step 5: Solve for x
    x = 954,817,702.03/35,520.53
  6. Step 6: Final answer
    x = 26,880.73

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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.