Home / 65,037.49-97,556.20-18,290.36

Finding the Fourth Proportional to 65,037.49, 97,556.20 and 18,290.36

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Solution

The fourth proportional to 65,037.49, 97,556.20 and 18,290.36 is: 27,435.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,037.49 : 97,556.20 = 18,290.36 : x
  2. Step 2: Convert to fraction form
    65,037.49/97,556.20 = 18,290.36/x
  3. Step 3: Cross multiply
    65,037.49x = 97,556.20 × 18,290.36
  4. Step 4: Simplify right side
    65,037.49x = 1,784,338,018.23
  5. Step 5: Solve for x
    x = 1,784,338,018.23/65,037.49
  6. Step 6: Final answer
    x = 27,435.53

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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.