Home / 20,075.00-30,114.54-6,925.65

Finding the Fourth Proportional to 20,075.00, 30,114.54 and 6,925.65

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Solution

The fourth proportional to 20,075.00, 30,114.54 and 6,925.65 is: 10,389.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075.00 : 30,114.54 = 6,925.65 : x
  2. Step 2: Convert to fraction form
    20,075.00/30,114.54 = 6,925.65/x
  3. Step 3: Cross multiply
    20,075.00x = 30,114.54 × 6,925.65
  4. Step 4: Simplify right side
    20,075.00x = 208,562,763.95
  5. Step 5: Solve for x
    x = 208,562,763.95/20,075.00
  6. Step 6: Final answer
    x = 10,389.18

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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.