Home / 35,138.89-48,492.69-19,224.21

Finding the Fourth Proportional to 35,138.89, 48,492.69 and 19,224.21

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Solution

The fourth proportional to 35,138.89, 48,492.69 and 19,224.21 is: 26,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,138.89 : 48,492.69 = 19,224.21 : x
  2. Step 2: Convert to fraction form
    35,138.89/48,492.69 = 19,224.21/x
  3. Step 3: Cross multiply
    35,138.89x = 48,492.69 × 19,224.21
  4. Step 4: Simplify right side
    35,138.89x = 932,233,656.02
  5. Step 5: Solve for x
    x = 932,233,656.02/35,138.89
  6. Step 6: Final answer
    x = 26,529.97

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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.