Home / 35,446.25-53,178.60-13,261.36

Finding the Fourth Proportional to 35,446.25, 53,178.60 and 13,261.36

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Solution

The fourth proportional to 35,446.25, 53,178.60 and 13,261.36 is: 19,895.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,446.25 : 53,178.60 = 13,261.36 : x
  2. Step 2: Convert to fraction form
    35,446.25/53,178.60 = 13,261.36/x
  3. Step 3: Cross multiply
    35,446.25x = 53,178.60 × 13,261.36
  4. Step 4: Simplify right side
    35,446.25x = 705,220,558.90
  5. Step 5: Solve for x
    x = 705,220,558.90/35,446.25
  6. Step 6: Final answer
    x = 19,895.49

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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.