Home / 14,720.84-22,085.10-8,914.76

Finding the Fourth Proportional to 14,720.84, 22,085.10 and 8,914.76

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Solution

The fourth proportional to 14,720.84, 22,085.10 and 8,914.76 is: 13,374.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720.84 : 22,085.10 = 8,914.76 : x
  2. Step 2: Convert to fraction form
    14,720.84/22,085.10 = 8,914.76/x
  3. Step 3: Cross multiply
    14,720.84x = 22,085.10 × 8,914.76
  4. Step 4: Simplify right side
    14,720.84x = 196,883,366.08
  5. Step 5: Solve for x
    x = 196,883,366.08/14,720.84
  6. Step 6: Final answer
    x = 13,374.47

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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.