Home / 35,522.96-49,021.45-19,390.21

Finding the Fourth Proportional to 35,522.96, 49,021.45 and 19,390.21

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Solution

The fourth proportional to 35,522.96, 49,021.45 and 19,390.21 is: 26,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,522.96 : 49,021.45 = 19,390.21 : x
  2. Step 2: Convert to fraction form
    35,522.96/49,021.45 = 19,390.21/x
  3. Step 3: Cross multiply
    35,522.96x = 49,021.45 × 19,390.21
  4. Step 4: Simplify right side
    35,522.96x = 950,535,916.42
  5. Step 5: Solve for x
    x = 950,535,916.42/35,522.96
  6. Step 6: Final answer
    x = 26,758.35

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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.