Home / 35,535.50-49,038.66-19,620.07

Finding the Fourth Proportional to 35,535.50, 49,038.66 and 19,620.07

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Solution

The fourth proportional to 35,535.50, 49,038.66 and 19,620.07 is: 27,075.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,535.50 : 49,038.66 = 19,620.07 : x
  2. Step 2: Convert to fraction form
    35,535.50/49,038.66 = 19,620.07/x
  3. Step 3: Cross multiply
    35,535.50x = 49,038.66 × 19,620.07
  4. Step 4: Simplify right side
    35,535.50x = 962,141,745.76
  5. Step 5: Solve for x
    x = 962,141,745.76/35,535.50
  6. Step 6: Final answer
    x = 27,075.51

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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.