Home / 15,922.63-23,883.27-6,439.06

Finding the Fourth Proportional to 15,922.63, 23,883.27 and 6,439.06

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Solution

The fourth proportional to 15,922.63, 23,883.27 and 6,439.06 is: 9,658.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,922.63 : 23,883.27 = 6,439.06 : x
  2. Step 2: Convert to fraction form
    15,922.63/23,883.27 = 6,439.06/x
  3. Step 3: Cross multiply
    15,922.63x = 23,883.27 × 6,439.06
  4. Step 4: Simplify right side
    15,922.63x = 153,785,808.53
  5. Step 5: Solve for x
    x = 153,785,808.53/15,922.63
  6. Step 6: Final answer
    x = 9,658.32

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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.