Home / 35,305.57-48,722.53-19,390.36

Finding the Fourth Proportional to 35,305.57, 48,722.53 and 19,390.36

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Solution

The fourth proportional to 35,305.57, 48,722.53 and 19,390.36 is: 26,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.57 : 48,722.53 = 19,390.36 : x
  2. Step 2: Convert to fraction form
    35,305.57/48,722.53 = 19,390.36/x
  3. Step 3: Cross multiply
    35,305.57x = 48,722.53 × 19,390.36
  4. Step 4: Simplify right side
    35,305.57x = 944,747,396.81
  5. Step 5: Solve for x
    x = 944,747,396.81/35,305.57
  6. Step 6: Final answer
    x = 26,759.16

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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.