Home / 13,022.06-19,533.95-5,123.95

Finding the Fourth Proportional to 13,022.06, 19,533.95 and 5,123.95

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Solution

The fourth proportional to 13,022.06, 19,533.95 and 5,123.95 is: 7,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.06 : 19,533.95 = 5,123.95 : x
  2. Step 2: Convert to fraction form
    13,022.06/19,533.95 = 5,123.95/x
  3. Step 3: Cross multiply
    13,022.06x = 19,533.95 × 5,123.95
  4. Step 4: Simplify right side
    13,022.06x = 100,090,957.48
  5. Step 5: Solve for x
    x = 100,090,957.48/13,022.06
  6. Step 6: Final answer
    x = 7,686.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.