Home / 36,123.04-54,142.98-13,925.32

Finding the Fourth Proportional to 36,123.04, 54,142.98 and 13,925.32

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Solution

The fourth proportional to 36,123.04, 54,142.98 and 13,925.32 is: 20,871.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123.04 : 54,142.98 = 13,925.32 : x
  2. Step 2: Convert to fraction form
    36,123.04/54,142.98 = 13,925.32/x
  3. Step 3: Cross multiply
    36,123.04x = 54,142.98 × 13,925.32
  4. Step 4: Simplify right side
    36,123.04x = 753,958,322.25
  5. Step 5: Solve for x
    x = 753,958,322.25/36,123.04
  6. Step 6: Final answer
    x = 20,871.95

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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.