Home / 32,427.46-44,756.85-20,483.20

Finding the Fourth Proportional to 32,427.46, 44,756.85 and 20,483.20

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Solution

The fourth proportional to 32,427.46, 44,756.85 and 20,483.20 is: 28,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,427.46 : 44,756.85 = 20,483.20 : x
  2. Step 2: Convert to fraction form
    32,427.46/44,756.85 = 20,483.20/x
  3. Step 3: Cross multiply
    32,427.46x = 44,756.85 × 20,483.20
  4. Step 4: Simplify right side
    32,427.46x = 916,763,509.92
  5. Step 5: Solve for x
    x = 916,763,509.92/32,427.46
  6. Step 6: Final answer
    x = 28,271.21

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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.