Home / 14,058.08-20,977.96-12,191.84

Finding the Fourth Proportional to 14,058.08, 20,977.96 and 12,191.84

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Solution

The fourth proportional to 14,058.08, 20,977.96 and 12,191.84 is: 18,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.08 : 20,977.96 = 12,191.84 : x
  2. Step 2: Convert to fraction form
    14,058.08/20,977.96 = 12,191.84/x
  3. Step 3: Cross multiply
    14,058.08x = 20,977.96 × 12,191.84
  4. Step 4: Simplify right side
    14,058.08x = 255,759,931.85
  5. Step 5: Solve for x
    x = 255,759,931.85/14,058.08
  6. Step 6: Final answer
    x = 18,193.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.