Home / 14,056.12-21,087.63-9,904.23

Finding the Fourth Proportional to 14,056.12, 21,087.63 and 9,904.23

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Solution

The fourth proportional to 14,056.12, 21,087.63 and 9,904.23 is: 14,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.12 : 21,087.63 = 9,904.23 : x
  2. Step 2: Convert to fraction form
    14,056.12/21,087.63 = 9,904.23/x
  3. Step 3: Cross multiply
    14,056.12x = 21,087.63 × 9,904.23
  4. Step 4: Simplify right side
    14,056.12x = 208,856,737.67
  5. Step 5: Solve for x
    x = 208,856,737.67/14,056.12
  6. Step 6: Final answer
    x = 14,858.78

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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.