Home / 51,074.04-70,482.06-28,412.76

Finding the Fourth Proportional to 51,074.04, 70,482.06 and 28,412.76

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Solution

The fourth proportional to 51,074.04, 70,482.06 and 28,412.76 is: 39,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,074.04 : 70,482.06 = 28,412.76 : x
  2. Step 2: Convert to fraction form
    51,074.04/70,482.06 = 28,412.76/x
  3. Step 3: Cross multiply
    51,074.04x = 70,482.06 × 28,412.76
  4. Step 4: Simplify right side
    51,074.04x = 2,002,589,855.09
  5. Step 5: Solve for x
    x = 2,002,589,855.09/51,074.04
  6. Step 6: Final answer
    x = 39,209.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.