Home / 15,440.75-23,164.40-5,953.31

Finding the Fourth Proportional to 15,440.75, 23,164.40 and 5,953.31

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Solution

The fourth proportional to 15,440.75, 23,164.40 and 5,953.31 is: 8,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.75 : 23,164.40 = 5,953.31 : x
  2. Step 2: Convert to fraction form
    15,440.75/23,164.40 = 5,953.31/x
  3. Step 3: Cross multiply
    15,440.75x = 23,164.40 × 5,953.31
  4. Step 4: Simplify right side
    15,440.75x = 137,904,840.09
  5. Step 5: Solve for x
    x = 137,904,840.09/15,440.75
  6. Step 6: Final answer
    x = 8,931.23

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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.