Home / 35,139.15-48,492.47-19,223.87

Finding the Fourth Proportional to 35,139.15, 48,492.47 and 19,223.87

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Solution

The fourth proportional to 35,139.15, 48,492.47 and 19,223.87 is: 26,529.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,139.15 : 48,492.47 = 19,223.87 : x
  2. Step 2: Convert to fraction form
    35,139.15/48,492.47 = 19,223.87/x
  3. Step 3: Cross multiply
    35,139.15x = 48,492.47 × 19,223.87
  4. Step 4: Simplify right side
    35,139.15x = 932,212,744.86
  5. Step 5: Solve for x
    x = 932,212,744.86/35,139.15
  6. Step 6: Final answer
    x = 26,529.18

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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.