Home / 14,734.49-20,334.02-8,020.55

Finding the Fourth Proportional to 14,734.49, 20,334.02 and 8,020.55

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Solution

The fourth proportional to 14,734.49, 20,334.02 and 8,020.55 is: 11,068.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.49 : 20,334.02 = 8,020.55 : x
  2. Step 2: Convert to fraction form
    14,734.49/20,334.02 = 8,020.55/x
  3. Step 3: Cross multiply
    14,734.49x = 20,334.02 × 8,020.55
  4. Step 4: Simplify right side
    14,734.49x = 163,090,024.11
  5. Step 5: Solve for x
    x = 163,090,024.11/14,734.49
  6. Step 6: Final answer
    x = 11,068.59

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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.