Home / 14,819.14-20,447.40-8,848.63

Finding the Fourth Proportional to 14,819.14, 20,447.40 and 8,848.63

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Solution

The fourth proportional to 14,819.14, 20,447.40 and 8,848.63 is: 12,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819.14 : 20,447.40 = 8,848.63 : x
  2. Step 2: Convert to fraction form
    14,819.14/20,447.40 = 8,848.63/x
  3. Step 3: Cross multiply
    14,819.14x = 20,447.40 × 8,848.63
  4. Step 4: Simplify right side
    14,819.14x = 180,931,477.06
  5. Step 5: Solve for x
    x = 180,931,477.06/14,819.14
  6. Step 6: Final answer
    x = 12,209.31

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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.