Home / 25,479.60-38,219.37-16,712.46

Finding the Fourth Proportional to 25,479.60, 38,219.37 and 16,712.46

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Solution

The fourth proportional to 25,479.60, 38,219.37 and 16,712.46 is: 25,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.60 : 38,219.37 = 16,712.46 : x
  2. Step 2: Convert to fraction form
    25,479.60/38,219.37 = 16,712.46/x
  3. Step 3: Cross multiply
    25,479.60x = 38,219.37 × 16,712.46
  4. Step 4: Simplify right side
    25,479.60x = 638,739,692.35
  5. Step 5: Solve for x
    x = 638,739,692.35/25,479.60
  6. Step 6: Final answer
    x = 25,068.67

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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.