Home / 14,085.27-21,099.96-9,391.32

Finding the Fourth Proportional to 14,085.27, 21,099.96 and 9,391.32

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Solution

The fourth proportional to 14,085.27, 21,099.96 and 9,391.32 is: 14,068.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.27 : 21,099.96 = 9,391.32 : x
  2. Step 2: Convert to fraction form
    14,085.27/21,099.96 = 9,391.32/x
  3. Step 3: Cross multiply
    14,085.27x = 21,099.96 × 9,391.32
  4. Step 4: Simplify right side
    14,085.27x = 198,156,476.35
  5. Step 5: Solve for x
    x = 198,156,476.35/14,085.27
  6. Step 6: Final answer
    x = 14,068.35

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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.