Home / 14,274.93-21,416.03-5,507.49

Finding the Fourth Proportional to 14,274.93, 21,416.03 and 5,507.49

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Solution

The fourth proportional to 14,274.93, 21,416.03 and 5,507.49 is: 8,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.93 : 21,416.03 = 5,507.49 : x
  2. Step 2: Convert to fraction form
    14,274.93/21,416.03 = 5,507.49/x
  3. Step 3: Cross multiply
    14,274.93x = 21,416.03 × 5,507.49
  4. Step 4: Simplify right side
    14,274.93x = 117,948,543.53
  5. Step 5: Solve for x
    x = 117,948,543.53/14,274.93
  6. Step 6: Final answer
    x = 8,262.64

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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.