Home / 14,521.93-21,785.72-4,660.45

Finding the Fourth Proportional to 14,521.93, 21,785.72 and 4,660.45

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Solution

The fourth proportional to 14,521.93, 21,785.72 and 4,660.45 is: 6,991.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.93 : 21,785.72 = 4,660.45 : x
  2. Step 2: Convert to fraction form
    14,521.93/21,785.72 = 4,660.45/x
  3. Step 3: Cross multiply
    14,521.93x = 21,785.72 × 4,660.45
  4. Step 4: Simplify right side
    14,521.93x = 101,531,258.77
  5. Step 5: Solve for x
    x = 101,531,258.77/14,521.93
  6. Step 6: Final answer
    x = 6,991.58

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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.