Home / 35,191.36-52,781.28-13,015.24

Finding the Fourth Proportional to 35,191.36, 52,781.28 and 13,015.24

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Solution

The fourth proportional to 35,191.36, 52,781.28 and 13,015.24 is: 19,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,191.36 : 52,781.28 = 13,015.24 : x
  2. Step 2: Convert to fraction form
    35,191.36/52,781.28 = 13,015.24/x
  3. Step 3: Cross multiply
    35,191.36x = 52,781.28 × 13,015.24
  4. Step 4: Simplify right side
    35,191.36x = 686,961,026.71
  5. Step 5: Solve for x
    x = 686,961,026.71/35,191.36
  6. Step 6: Final answer
    x = 19,520.73

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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.