Home / 28,977.69-43,457.31-14,935.92

Finding the Fourth Proportional to 28,977.69, 43,457.31 and 14,935.92

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Solution

The fourth proportional to 28,977.69, 43,457.31 and 14,935.92 is: 22,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977.69 : 43,457.31 = 14,935.92 : x
  2. Step 2: Convert to fraction form
    28,977.69/43,457.31 = 14,935.92/x
  3. Step 3: Cross multiply
    28,977.69x = 43,457.31 × 14,935.92
  4. Step 4: Simplify right side
    28,977.69x = 649,074,905.58
  5. Step 5: Solve for x
    x = 649,074,905.58/28,977.69
  6. Step 6: Final answer
    x = 22,399.13

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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.