Home / 14,880.93-20,530.60-8,502.95

Finding the Fourth Proportional to 14,880.93, 20,530.60 and 8,502.95

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Solution

The fourth proportional to 14,880.93, 20,530.60 and 8,502.95 is: 11,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.93 : 20,530.60 = 8,502.95 : x
  2. Step 2: Convert to fraction form
    14,880.93/20,530.60 = 8,502.95/x
  3. Step 3: Cross multiply
    14,880.93x = 20,530.60 × 8,502.95
  4. Step 4: Simplify right side
    14,880.93x = 174,570,520.10
  5. Step 5: Solve for x
    x = 174,570,520.10/14,880.93
  6. Step 6: Final answer
    x = 11,731.16

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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.