Home / 14,877.95-20,530.26-8,503.27

Finding the Fourth Proportional to 14,877.95, 20,530.26 and 8,503.27

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Solution

The fourth proportional to 14,877.95, 20,530.26 and 8,503.27 is: 11,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,877.95 : 20,530.26 = 8,503.27 : x
  2. Step 2: Convert to fraction form
    14,877.95/20,530.26 = 8,503.27/x
  3. Step 3: Cross multiply
    14,877.95x = 20,530.26 × 8,503.27
  4. Step 4: Simplify right side
    14,877.95x = 174,574,292.62
  5. Step 5: Solve for x
    x = 174,574,292.62/14,877.95
  6. Step 6: Final answer
    x = 11,733.76

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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.