Home / 19,106.25-26,369.06-10,722.75

Finding the Fourth Proportional to 19,106.25, 26,369.06 and 10,722.75

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Solution

The fourth proportional to 19,106.25, 26,369.06 and 10,722.75 is: 14,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.25 : 26,369.06 = 10,722.75 : x
  2. Step 2: Convert to fraction form
    19,106.25/26,369.06 = 10,722.75/x
  3. Step 3: Cross multiply
    19,106.25x = 26,369.06 × 10,722.75
  4. Step 4: Simplify right side
    19,106.25x = 282,748,784.50
  5. Step 5: Solve for x
    x = 282,748,784.50/19,106.25
  6. Step 6: Final answer
    x = 14,798.76

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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.