Home / 35,285.04-48,692.88-20,180.16

Finding the Fourth Proportional to 35,285.04, 48,692.88 and 20,180.16

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Solution

The fourth proportional to 35,285.04, 48,692.88 and 20,180.16 is: 27,848.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,285.04 : 48,692.88 = 20,180.16 : x
  2. Step 2: Convert to fraction form
    35,285.04/48,692.88 = 20,180.16/x
  3. Step 3: Cross multiply
    35,285.04x = 48,692.88 × 20,180.16
  4. Step 4: Simplify right side
    35,285.04x = 982,630,109.26
  5. Step 5: Solve for x
    x = 982,630,109.26/35,285.04
  6. Step 6: Final answer
    x = 27,848.35

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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.