Home / 35,015.72-48,320.60-19,910.03

Finding the Fourth Proportional to 35,015.72, 48,320.60 and 19,910.03

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Solution

The fourth proportional to 35,015.72, 48,320.60 and 19,910.03 is: 27,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,015.72 : 48,320.60 = 19,910.03 : x
  2. Step 2: Convert to fraction form
    35,015.72/48,320.60 = 19,910.03/x
  3. Step 3: Cross multiply
    35,015.72x = 48,320.60 × 19,910.03
  4. Step 4: Simplify right side
    35,015.72x = 962,064,254.46
  5. Step 5: Solve for x
    x = 962,064,254.46/35,015.72
  6. Step 6: Final answer
    x = 27,475.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.