Home / 19,075.24-26,320.62-12,711.33

Finding the Fourth Proportional to 19,075.24, 26,320.62 and 12,711.33

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Solution

The fourth proportional to 19,075.24, 26,320.62 and 12,711.33 is: 17,539.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,075.24 : 26,320.62 = 12,711.33 : x
  2. Step 2: Convert to fraction form
    19,075.24/26,320.62 = 12,711.33/x
  3. Step 3: Cross multiply
    19,075.24x = 26,320.62 × 12,711.33
  4. Step 4: Simplify right side
    19,075.24x = 334,570,098.54
  5. Step 5: Solve for x
    x = 334,570,098.54/19,075.24
  6. Step 6: Final answer
    x = 17,539.50

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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.