Home / 38,703.55-58,017.05-18,676.10

Finding the Fourth Proportional to 38,703.55, 58,017.05 and 18,676.10

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Solution

The fourth proportional to 38,703.55, 58,017.05 and 18,676.10 is: 27,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,703.55 : 58,017.05 = 18,676.10 : x
  2. Step 2: Convert to fraction form
    38,703.55/58,017.05 = 18,676.10/x
  3. Step 3: Cross multiply
    38,703.55x = 58,017.05 × 18,676.10
  4. Step 4: Simplify right side
    38,703.55x = 1,083,532,227.51
  5. Step 5: Solve for x
    x = 1,083,532,227.51/38,703.55
  6. Step 6: Final answer
    x = 27,995.68

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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.