Home / 20,048.23-30,075.79-6,897.48

Finding the Fourth Proportional to 20,048.23, 30,075.79 and 6,897.48

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Solution

The fourth proportional to 20,048.23, 30,075.79 and 6,897.48 is: 10,347.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048.23 : 30,075.79 = 6,897.48 : x
  2. Step 2: Convert to fraction form
    20,048.23/30,075.79 = 6,897.48/x
  3. Step 3: Cross multiply
    20,048.23x = 30,075.79 × 6,897.48
  4. Step 4: Simplify right side
    20,048.23x = 207,447,160.01
  5. Step 5: Solve for x
    x = 207,447,160.01/20,048.23
  6. Step 6: Final answer
    x = 10,347.41

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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.