Home / 19,373.48-29,205.02-18,087.56

Finding the Fourth Proportional to 19,373.48, 29,205.02 and 18,087.56

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Solution

The fourth proportional to 19,373.48, 29,205.02 and 18,087.56 is: 27,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.48 : 29,205.02 = 18,087.56 : x
  2. Step 2: Convert to fraction form
    19,373.48/29,205.02 = 18,087.56/x
  3. Step 3: Cross multiply
    19,373.48x = 29,205.02 × 18,087.56
  4. Step 4: Simplify right side
    19,373.48x = 528,247,551.55
  5. Step 5: Solve for x
    x = 528,247,551.55/19,373.48
  6. Step 6: Final answer
    x = 27,266.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.