Home / 19,130.43-26,369.04-14,276.91

Finding the Fourth Proportional to 19,130.43, 26,369.04 and 14,276.91

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Solution

The fourth proportional to 19,130.43, 26,369.04 and 14,276.91 is: 19,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.43 : 26,369.04 = 14,276.91 : x
  2. Step 2: Convert to fraction form
    19,130.43/26,369.04 = 14,276.91/x
  3. Step 3: Cross multiply
    19,130.43x = 26,369.04 × 14,276.91
  4. Step 4: Simplify right side
    19,130.43x = 376,468,410.87
  5. Step 5: Solve for x
    x = 376,468,410.87/19,130.43
  6. Step 6: Final answer
    x = 19,679.04

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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.