Home / 14,207.94-21,315.84-6,203.40

Finding the Fourth Proportional to 14,207.94, 21,315.84 and 6,203.40

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Solution

The fourth proportional to 14,207.94, 21,315.84 and 6,203.40 is: 9,306.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.94 : 21,315.84 = 6,203.40 : x
  2. Step 2: Convert to fraction form
    14,207.94/21,315.84 = 6,203.40/x
  3. Step 3: Cross multiply
    14,207.94x = 21,315.84 × 6,203.40
  4. Step 4: Simplify right side
    14,207.94x = 132,230,681.86
  5. Step 5: Solve for x
    x = 132,230,681.86/14,207.94
  6. Step 6: Final answer
    x = 9,306.82

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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.