Home / 19,178.08-26,463.96-14,145.04

Finding the Fourth Proportional to 19,178.08, 26,463.96 and 14,145.04

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Solution

The fourth proportional to 19,178.08, 26,463.96 and 14,145.04 is: 19,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.08 : 26,463.96 = 14,145.04 : x
  2. Step 2: Convert to fraction form
    19,178.08/26,463.96 = 14,145.04/x
  3. Step 3: Cross multiply
    19,178.08x = 26,463.96 × 14,145.04
  4. Step 4: Simplify right side
    19,178.08x = 374,333,772.76
  5. Step 5: Solve for x
    x = 374,333,772.76/19,178.08
  6. Step 6: Final answer
    x = 19,518.83

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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.