Home / 35,477.04-53,223.84-12,103.68

Finding the Fourth Proportional to 35,477.04, 53,223.84 and 12,103.68

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Solution

The fourth proportional to 35,477.04, 53,223.84 and 12,103.68 is: 18,158.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.04 : 53,223.84 = 12,103.68 : x
  2. Step 2: Convert to fraction form
    35,477.04/53,223.84 = 12,103.68/x
  3. Step 3: Cross multiply
    35,477.04x = 53,223.84 × 12,103.68
  4. Step 4: Simplify right side
    35,477.04x = 644,204,327.73
  5. Step 5: Solve for x
    x = 644,204,327.73/35,477.04
  6. Step 6: Final answer
    x = 18,158.34

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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.