Home / 15,075.18-22,590.90-6,753.65

Finding the Fourth Proportional to 15,075.18, 22,590.90 and 6,753.65

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Solution

The fourth proportional to 15,075.18, 22,590.90 and 6,753.65 is: 10,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,075.18 : 22,590.90 = 6,753.65 : x
  2. Step 2: Convert to fraction form
    15,075.18/22,590.90 = 6,753.65/x
  3. Step 3: Cross multiply
    15,075.18x = 22,590.90 × 6,753.65
  4. Step 4: Simplify right side
    15,075.18x = 152,570,918.83
  5. Step 5: Solve for x
    x = 152,570,918.83/15,075.18
  6. Step 6: Final answer
    x = 10,120.67

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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.