Home / 19,135.82-26,406.61-10,637.93

Finding the Fourth Proportional to 19,135.82, 26,406.61 and 10,637.93

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Solution

The fourth proportional to 19,135.82, 26,406.61 and 10,637.93 is: 14,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,135.82 : 26,406.61 = 10,637.93 : x
  2. Step 2: Convert to fraction form
    19,135.82/26,406.61 = 10,637.93/x
  3. Step 3: Cross multiply
    19,135.82x = 26,406.61 × 10,637.93
  4. Step 4: Simplify right side
    19,135.82x = 280,911,668.72
  5. Step 5: Solve for x
    x = 280,911,668.72/19,135.82
  6. Step 6: Final answer
    x = 14,679.89

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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.