Home / 19,222.10-28,830.45-6,075.80

Finding the Fourth Proportional to 19,222.10, 28,830.45 and 6,075.80

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Solution

The fourth proportional to 19,222.10, 28,830.45 and 6,075.80 is: 9,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,222.10 : 28,830.45 = 6,075.80 : x
  2. Step 2: Convert to fraction form
    19,222.10/28,830.45 = 6,075.80/x
  3. Step 3: Cross multiply
    19,222.10x = 28,830.45 × 6,075.80
  4. Step 4: Simplify right side
    19,222.10x = 175,168,048.11
  5. Step 5: Solve for x
    x = 175,168,048.11/19,222.10
  6. Step 6: Final answer
    x = 9,112.85

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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.