Home / 14,274.67-21,415.26-5,510.08

Finding the Fourth Proportional to 14,274.67, 21,415.26 and 5,510.08

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Solution

The fourth proportional to 14,274.67, 21,415.26 and 5,510.08 is: 8,266.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.67 : 21,415.26 = 5,510.08 : x
  2. Step 2: Convert to fraction form
    14,274.67/21,415.26 = 5,510.08/x
  3. Step 3: Cross multiply
    14,274.67x = 21,415.26 × 5,510.08
  4. Step 4: Simplify right side
    14,274.67x = 117,999,795.82
  5. Step 5: Solve for x
    x = 117,999,795.82/14,274.67
  6. Step 6: Final answer
    x = 8,266.38

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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.