Home / 19,116.62-26,415.16-14,956.46

Finding the Fourth Proportional to 19,116.62, 26,415.16 and 14,956.46

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Solution

The fourth proportional to 19,116.62, 26,415.16 and 14,956.46 is: 20,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.62 : 26,415.16 = 14,956.46 : x
  2. Step 2: Convert to fraction form
    19,116.62/26,415.16 = 14,956.46/x
  3. Step 3: Cross multiply
    19,116.62x = 26,415.16 × 14,956.46
  4. Step 4: Simplify right side
    19,116.62x = 395,077,283.93
  5. Step 5: Solve for x
    x = 395,077,283.93/19,116.62
  6. Step 6: Final answer
    x = 20,666.69

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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.