Home / 19,750.40-27,255.94-10,798.28

Finding the Fourth Proportional to 19,750.40, 27,255.94 and 10,798.28

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Solution

The fourth proportional to 19,750.40, 27,255.94 and 10,798.28 is: 14,901.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.40 : 27,255.94 = 10,798.28 : x
  2. Step 2: Convert to fraction form
    19,750.40/27,255.94 = 10,798.28/x
  3. Step 3: Cross multiply
    19,750.40x = 27,255.94 × 10,798.28
  4. Step 4: Simplify right side
    19,750.40x = 294,317,271.78
  5. Step 5: Solve for x
    x = 294,317,271.78/19,750.40
  6. Step 6: Final answer
    x = 14,901.84

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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.