Home / 14,526.40-20,046.80-8,152.80

Finding the Fourth Proportional to 14,526.40, 20,046.80 and 8,152.80

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Solution

The fourth proportional to 14,526.40, 20,046.80 and 8,152.80 is: 11,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.40 : 20,046.80 = 8,152.80 : x
  2. Step 2: Convert to fraction form
    14,526.40/20,046.80 = 8,152.80/x
  3. Step 3: Cross multiply
    14,526.40x = 20,046.80 × 8,152.80
  4. Step 4: Simplify right side
    14,526.40x = 163,437,551.04
  5. Step 5: Solve for x
    x = 163,437,551.04/14,526.40
  6. Step 6: Final answer
    x = 11,251.07

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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.