Home / 19,301.90-26,637.10-10,803.96

Finding the Fourth Proportional to 19,301.90, 26,637.10 and 10,803.96

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Solution

The fourth proportional to 19,301.90, 26,637.10 and 10,803.96 is: 14,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.90 : 26,637.10 = 10,803.96 : x
  2. Step 2: Convert to fraction form
    19,301.90/26,637.10 = 10,803.96/x
  3. Step 3: Cross multiply
    19,301.90x = 26,637.10 × 10,803.96
  4. Step 4: Simplify right side
    19,301.90x = 287,786,162.92
  5. Step 5: Solve for x
    x = 287,786,162.92/19,301.90
  6. Step 6: Final answer
    x = 14,909.73

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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.