Home / 16,457.23-22,711.15-8,903.73

Finding the Fourth Proportional to 16,457.23, 22,711.15 and 8,903.73

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Solution

The fourth proportional to 16,457.23, 22,711.15 and 8,903.73 is: 12,287.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,457.23 : 22,711.15 = 8,903.73 : x
  2. Step 2: Convert to fraction form
    16,457.23/22,711.15 = 8,903.73/x
  3. Step 3: Cross multiply
    16,457.23x = 22,711.15 × 8,903.73
  4. Step 4: Simplify right side
    16,457.23x = 202,213,865.63
  5. Step 5: Solve for x
    x = 202,213,865.63/16,457.23
  6. Step 6: Final answer
    x = 12,287.23

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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.