Home / 19,267.62-26,577.63-13,288.74

Finding the Fourth Proportional to 19,267.62, 26,577.63 and 13,288.74

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Solution

The fourth proportional to 19,267.62, 26,577.63 and 13,288.74 is: 18,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.62 : 26,577.63 = 13,288.74 : x
  2. Step 2: Convert to fraction form
    19,267.62/26,577.63 = 13,288.74/x
  3. Step 3: Cross multiply
    19,267.62x = 26,577.63 × 13,288.74
  4. Step 4: Simplify right side
    19,267.62x = 353,183,214.89
  5. Step 5: Solve for x
    x = 353,183,214.89/19,267.62
  6. Step 6: Final answer
    x = 18,330.40

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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.