Home / 14,054.10-21,081.15-13,341.30

Finding the Fourth Proportional to 14,054.10, 21,081.15 and 13,341.30

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Solution

The fourth proportional to 14,054.10, 21,081.15 and 13,341.30 is: 20,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.10 : 21,081.15 = 13,341.30 : x
  2. Step 2: Convert to fraction form
    14,054.10/21,081.15 = 13,341.30/x
  3. Step 3: Cross multiply
    14,054.10x = 21,081.15 × 13,341.30
  4. Step 4: Simplify right side
    14,054.10x = 281,249,946.50
  5. Step 5: Solve for x
    x = 281,249,946.50/14,054.10
  6. Step 6: Final answer
    x = 20,011.95

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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.