Home / 14,349.18-19,803.72-8,061.54

Finding the Fourth Proportional to 14,349.18, 19,803.72 and 8,061.54

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Solution

The fourth proportional to 14,349.18, 19,803.72 and 8,061.54 is: 11,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.18 : 19,803.72 = 8,061.54 : x
  2. Step 2: Convert to fraction form
    14,349.18/19,803.72 = 8,061.54/x
  3. Step 3: Cross multiply
    14,349.18x = 19,803.72 × 8,061.54
  4. Step 4: Simplify right side
    14,349.18x = 159,648,480.93
  5. Step 5: Solve for x
    x = 159,648,480.93/14,349.18
  6. Step 6: Final answer
    x = 11,125.97

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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.