Home / 15,927.42-23,885.37-5,395.74

Finding the Fourth Proportional to 15,927.42, 23,885.37 and 5,395.74

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Solution

The fourth proportional to 15,927.42, 23,885.37 and 5,395.74 is: 8,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,927.42 : 23,885.37 = 5,395.74 : x
  2. Step 2: Convert to fraction form
    15,927.42/23,885.37 = 5,395.74/x
  3. Step 3: Cross multiply
    15,927.42x = 23,885.37 × 5,395.74
  4. Step 4: Simplify right side
    15,927.42x = 128,879,246.32
  5. Step 5: Solve for x
    x = 128,879,246.32/15,927.42
  6. Step 6: Final answer
    x = 8,091.66

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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.