Home / 35,778.59-53,692.48-12,405.02

Finding the Fourth Proportional to 35,778.59, 53,692.48 and 12,405.02

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Solution

The fourth proportional to 35,778.59, 53,692.48 and 12,405.02 is: 18,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,778.59 : 53,692.48 = 12,405.02 : x
  2. Step 2: Convert to fraction form
    35,778.59/53,692.48 = 12,405.02/x
  3. Step 3: Cross multiply
    35,778.59x = 53,692.48 × 12,405.02
  4. Step 4: Simplify right side
    35,778.59x = 666,056,453.49
  5. Step 5: Solve for x
    x = 666,056,453.49/35,778.59
  6. Step 6: Final answer
    x = 18,616.06

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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.