Home / 14,798.95-20,417.81-10,550.70

Finding the Fourth Proportional to 14,798.95, 20,417.81 and 10,550.70

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Solution

The fourth proportional to 14,798.95, 20,417.81 and 10,550.70 is: 14,556.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798.95 : 20,417.81 = 10,550.70 : x
  2. Step 2: Convert to fraction form
    14,798.95/20,417.81 = 10,550.70/x
  3. Step 3: Cross multiply
    14,798.95x = 20,417.81 × 10,550.70
  4. Step 4: Simplify right side
    14,798.95x = 215,422,265.39
  5. Step 5: Solve for x
    x = 215,422,265.39/14,798.95
  6. Step 6: Final answer
    x = 14,556.59

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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.