Home / 14,085.84-21,130.32-6,293.64

Finding the Fourth Proportional to 14,085.84, 21,130.32 and 6,293.64

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Solution

The fourth proportional to 14,085.84, 21,130.32 and 6,293.64 is: 9,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.84 : 21,130.32 = 6,293.64 : x
  2. Step 2: Convert to fraction form
    14,085.84/21,130.32 = 6,293.64/x
  3. Step 3: Cross multiply
    14,085.84x = 21,130.32 × 6,293.64
  4. Step 4: Simplify right side
    14,085.84x = 132,986,627.16
  5. Step 5: Solve for x
    x = 132,986,627.16/14,085.84
  6. Step 6: Final answer
    x = 9,441.16

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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.