Home / 13,887.68-19,165.02-7,600.06

Finding the Fourth Proportional to 13,887.68, 19,165.02 and 7,600.06

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Solution

The fourth proportional to 13,887.68, 19,165.02 and 7,600.06 is: 10,488.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887.68 : 19,165.02 = 7,600.06 : x
  2. Step 2: Convert to fraction form
    13,887.68/19,165.02 = 7,600.06/x
  3. Step 3: Cross multiply
    13,887.68x = 19,165.02 × 7,600.06
  4. Step 4: Simplify right side
    13,887.68x = 145,655,253.99
  5. Step 5: Solve for x
    x = 145,655,253.99/13,887.68
  6. Step 6: Final answer
    x = 10,488.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.