Home / 16,457.77-22,711.30-9,743.50

Finding the Fourth Proportional to 16,457.77, 22,711.30 and 9,743.50

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Solution

The fourth proportional to 16,457.77, 22,711.30 and 9,743.50 is: 13,445.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,457.77 : 22,711.30 = 9,743.50 : x
  2. Step 2: Convert to fraction form
    16,457.77/22,711.30 = 9,743.50/x
  3. Step 3: Cross multiply
    16,457.77x = 22,711.30 × 9,743.50
  4. Step 4: Simplify right side
    16,457.77x = 221,287,551.55
  5. Step 5: Solve for x
    x = 221,287,551.55/16,457.77
  6. Step 6: Final answer
    x = 13,445.78

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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.