Home / 22,145.92-30,551.73-14,075.25

Finding the Fourth Proportional to 22,145.92, 30,551.73 and 14,075.25

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Solution

The fourth proportional to 22,145.92, 30,551.73 and 14,075.25 is: 19,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145.92 : 30,551.73 = 14,075.25 : x
  2. Step 2: Convert to fraction form
    22,145.92/30,551.73 = 14,075.25/x
  3. Step 3: Cross multiply
    22,145.92x = 30,551.73 × 14,075.25
  4. Step 4: Simplify right side
    22,145.92x = 430,023,237.68
  5. Step 5: Solve for x
    x = 430,023,237.68/22,145.92
  6. Step 6: Final answer
    x = 19,417.72

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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.