Home / 14,526.56-21,788.58-8,980.76

Finding the Fourth Proportional to 14,526.56, 21,788.58 and 8,980.76

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Solution

The fourth proportional to 14,526.56, 21,788.58 and 8,980.76 is: 13,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.56 : 21,788.58 = 8,980.76 : x
  2. Step 2: Convert to fraction form
    14,526.56/21,788.58 = 8,980.76/x
  3. Step 3: Cross multiply
    14,526.56x = 21,788.58 × 8,980.76
  4. Step 4: Simplify right side
    14,526.56x = 195,678,007.72
  5. Step 5: Solve for x
    x = 195,678,007.72/14,526.56
  6. Step 6: Final answer
    x = 13,470.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.