Home / 14,910.74-22,360.64-4,378.06

Finding the Fourth Proportional to 14,910.74, 22,360.64 and 4,378.06

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Solution

The fourth proportional to 14,910.74, 22,360.64 and 4,378.06 is: 6,565.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.74 : 22,360.64 = 4,378.06 : x
  2. Step 2: Convert to fraction form
    14,910.74/22,360.64 = 4,378.06/x
  3. Step 3: Cross multiply
    14,910.74x = 22,360.64 × 4,378.06
  4. Step 4: Simplify right side
    14,910.74x = 97,896,223.56
  5. Step 5: Solve for x
    x = 97,896,223.56/14,910.74
  6. Step 6: Final answer
    x = 6,565.48

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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.