Home / 19,289.11-26,628.07-14,510.87

Finding the Fourth Proportional to 19,289.11, 26,628.07 and 14,510.87

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Solution

The fourth proportional to 19,289.11, 26,628.07 and 14,510.87 is: 20,031.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.11 : 26,628.07 = 14,510.87 : x
  2. Step 2: Convert to fraction form
    19,289.11/26,628.07 = 14,510.87/x
  3. Step 3: Cross multiply
    19,289.11x = 26,628.07 × 14,510.87
  4. Step 4: Simplify right side
    19,289.11x = 386,396,333.71
  5. Step 5: Solve for x
    x = 386,396,333.71/19,289.11
  6. Step 6: Final answer
    x = 20,031.84

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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.