Home / 14,809.40-20,437.18-8,843.80

Finding the Fourth Proportional to 14,809.40, 20,437.18 and 8,843.80

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Solution

The fourth proportional to 14,809.40, 20,437.18 and 8,843.80 is: 12,204.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,809.40 : 20,437.18 = 8,843.80 : x
  2. Step 2: Convert to fraction form
    14,809.40/20,437.18 = 8,843.80/x
  3. Step 3: Cross multiply
    14,809.40x = 20,437.18 × 8,843.80
  4. Step 4: Simplify right side
    14,809.40x = 180,742,332.48
  5. Step 5: Solve for x
    x = 180,742,332.48/14,809.40
  6. Step 6: Final answer
    x = 12,204.57

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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.