Home / 14,624.99-20,182.54-7,910.68

Finding the Fourth Proportional to 14,624.99, 20,182.54 and 7,910.68

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Solution

The fourth proportional to 14,624.99, 20,182.54 and 7,910.68 is: 10,916.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.99 : 20,182.54 = 7,910.68 : x
  2. Step 2: Convert to fraction form
    14,624.99/20,182.54 = 7,910.68/x
  3. Step 3: Cross multiply
    14,624.99x = 20,182.54 × 7,910.68
  4. Step 4: Simplify right side
    14,624.99x = 159,657,485.01
  5. Step 5: Solve for x
    x = 159,657,485.01/14,624.99
  6. Step 6: Final answer
    x = 10,916.76

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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.