Home / 39,040.70-58,554.41-14,075.78

Finding the Fourth Proportional to 39,040.70, 58,554.41 and 14,075.78

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Solution

The fourth proportional to 39,040.70, 58,554.41 and 14,075.78 is: 21,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.70 : 58,554.41 = 14,075.78 : x
  2. Step 2: Convert to fraction form
    39,040.70/58,554.41 = 14,075.78/x
  3. Step 3: Cross multiply
    39,040.70x = 58,554.41 × 14,075.78
  4. Step 4: Simplify right side
    39,040.70x = 824,198,993.19
  5. Step 5: Solve for x
    x = 824,198,993.19/39,040.70
  6. Step 6: Final answer
    x = 21,111.28

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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.