Home / 20,256.52-30,424.16-16,511.04

Finding the Fourth Proportional to 20,256.52, 30,424.16 and 16,511.04

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Solution

The fourth proportional to 20,256.52, 30,424.16 and 16,511.04 is: 24,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256.52 : 30,424.16 = 16,511.04 : x
  2. Step 2: Convert to fraction form
    20,256.52/30,424.16 = 16,511.04/x
  3. Step 3: Cross multiply
    20,256.52x = 30,424.16 × 16,511.04
  4. Step 4: Simplify right side
    20,256.52x = 502,334,621.05
  5. Step 5: Solve for x
    x = 502,334,621.05/20,256.52
  6. Step 6: Final answer
    x = 24,798.67

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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.