Home / 65,117.40-97,676.10-18,370.29

Finding the Fourth Proportional to 65,117.40, 97,676.10 and 18,370.29

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Solution

The fourth proportional to 65,117.40, 97,676.10 and 18,370.29 is: 27,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,117.40 : 97,676.10 = 18,370.29 : x
  2. Step 2: Convert to fraction form
    65,117.40/97,676.10 = 18,370.29/x
  3. Step 3: Cross multiply
    65,117.40x = 97,676.10 × 18,370.29
  4. Step 4: Simplify right side
    65,117.40x = 1,794,338,283.07
  5. Step 5: Solve for x
    x = 1,794,338,283.07/65,117.40
  6. Step 6: Final answer
    x = 27,555.44

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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.