Home / 28,070.08-42,082.76-16,210.39

Finding the Fourth Proportional to 28,070.08, 42,082.76 and 16,210.39

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Solution

The fourth proportional to 28,070.08, 42,082.76 and 16,210.39 is: 24,302.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,070.08 : 42,082.76 = 16,210.39 : x
  2. Step 2: Convert to fraction form
    28,070.08/42,082.76 = 16,210.39/x
  3. Step 3: Cross multiply
    28,070.08x = 42,082.76 × 16,210.39
  4. Step 4: Simplify right side
    28,070.08x = 682,177,951.88
  5. Step 5: Solve for x
    x = 682,177,951.88/28,070.08
  6. Step 6: Final answer
    x = 24,302.67

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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.