Home / 12,299.07-16,970.28-7,263.51

Finding the Fourth Proportional to 12,299.07, 16,970.28 and 7,263.51

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Solution

The fourth proportional to 12,299.07, 16,970.28 and 7,263.51 is: 10,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.07 : 16,970.28 = 7,263.51 : x
  2. Step 2: Convert to fraction form
    12,299.07/16,970.28 = 7,263.51/x
  3. Step 3: Cross multiply
    12,299.07x = 16,970.28 × 7,263.51
  4. Step 4: Simplify right side
    12,299.07x = 123,263,798.48
  5. Step 5: Solve for x
    x = 123,263,798.48/12,299.07
  6. Step 6: Final answer
    x = 10,022.20

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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.