Home / 14,846.47-20,488.16-8,040.57

Finding the Fourth Proportional to 14,846.47, 20,488.16 and 8,040.57

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Solution

The fourth proportional to 14,846.47, 20,488.16 and 8,040.57 is: 11,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,846.47 : 20,488.16 = 8,040.57 : x
  2. Step 2: Convert to fraction form
    14,846.47/20,488.16 = 8,040.57/x
  3. Step 3: Cross multiply
    14,846.47x = 20,488.16 × 8,040.57
  4. Step 4: Simplify right side
    14,846.47x = 164,736,484.65
  5. Step 5: Solve for x
    x = 164,736,484.65/14,846.47
  6. Step 6: Final answer
    x = 11,096.00

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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.