Home / 13,822.92-19,075.32-7,535.52

Finding the Fourth Proportional to 13,822.92, 19,075.32 and 7,535.52

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Solution

The fourth proportional to 13,822.92, 19,075.32 and 7,535.52 is: 10,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822.92 : 19,075.32 = 7,535.52 : x
  2. Step 2: Convert to fraction form
    13,822.92/19,075.32 = 7,535.52/x
  3. Step 3: Cross multiply
    13,822.92x = 19,075.32 × 7,535.52
  4. Step 4: Simplify right side
    13,822.92x = 143,742,455.37
  5. Step 5: Solve for x
    x = 143,742,455.37/13,822.92
  6. Step 6: Final answer
    x = 10,398.85

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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.