Home / 19,276.05-26,600.07-10,778.07

Finding the Fourth Proportional to 19,276.05, 26,600.07 and 10,778.07

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Solution

The fourth proportional to 19,276.05, 26,600.07 and 10,778.07 is: 14,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.05 : 26,600.07 = 10,778.07 : x
  2. Step 2: Convert to fraction form
    19,276.05/26,600.07 = 10,778.07/x
  3. Step 3: Cross multiply
    19,276.05x = 26,600.07 × 10,778.07
  4. Step 4: Simplify right side
    19,276.05x = 286,697,416.46
  5. Step 5: Solve for x
    x = 286,697,416.46/19,276.05
  6. Step 6: Final answer
    x = 14,873.25

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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.