Home / 19,089.12-26,342.64-10,590.96

Finding the Fourth Proportional to 19,089.12, 26,342.64 and 10,590.96

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Solution

The fourth proportional to 19,089.12, 26,342.64 and 10,590.96 is: 14,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.12 : 26,342.64 = 10,590.96 : x
  2. Step 2: Convert to fraction form
    19,089.12/26,342.64 = 10,590.96/x
  3. Step 3: Cross multiply
    19,089.12x = 26,342.64 × 10,590.96
  4. Step 4: Simplify right side
    19,089.12x = 278,993,846.53
  5. Step 5: Solve for x
    x = 278,993,846.53/19,089.12
  6. Step 6: Final answer
    x = 14,615.33

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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.