Home / 36,191.57-54,307.74-28,271.87

Finding the Fourth Proportional to 36,191.57, 54,307.74 and 28,271.87

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Solution

The fourth proportional to 36,191.57, 54,307.74 and 28,271.87 is: 42,423.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191.57 : 54,307.74 = 28,271.87 : x
  2. Step 2: Convert to fraction form
    36,191.57/54,307.74 = 28,271.87/x
  3. Step 3: Cross multiply
    36,191.57x = 54,307.74 × 28,271.87
  4. Step 4: Simplify right side
    36,191.57x = 1,535,381,093.74
  5. Step 5: Solve for x
    x = 1,535,381,093.74/36,191.57
  6. Step 6: Final answer
    x = 42,423.72

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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.