Home / 35,189.72-52,805.37-13,018.67

Finding the Fourth Proportional to 35,189.72, 52,805.37 and 13,018.67

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Solution

The fourth proportional to 35,189.72, 52,805.37 and 13,018.67 is: 19,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,189.72 : 52,805.37 = 13,018.67 : x
  2. Step 2: Convert to fraction form
    35,189.72/52,805.37 = 13,018.67/x
  3. Step 3: Cross multiply
    35,189.72x = 52,805.37 × 13,018.67
  4. Step 4: Simplify right side
    35,189.72x = 687,455,686.26
  5. Step 5: Solve for x
    x = 687,455,686.26/35,189.72
  6. Step 6: Final answer
    x = 19,535.70

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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.