Home / 21,686.66-32,529.95-6,104.28

Finding the Fourth Proportional to 21,686.66, 32,529.95 and 6,104.28

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Solution

The fourth proportional to 21,686.66, 32,529.95 and 6,104.28 is: 9,156.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,686.66 : 32,529.95 = 6,104.28 : x
  2. Step 2: Convert to fraction form
    21,686.66/32,529.95 = 6,104.28/x
  3. Step 3: Cross multiply
    21,686.66x = 32,529.95 × 6,104.28
  4. Step 4: Simplify right side
    21,686.66x = 198,571,923.19
  5. Step 5: Solve for x
    x = 198,571,923.19/21,686.66
  6. Step 6: Final answer
    x = 9,156.41

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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.