Home / 30,410.63-45,618.34-10,693.61

Finding the Fourth Proportional to 30,410.63, 45,618.34 and 10,693.61

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Solution

The fourth proportional to 30,410.63, 45,618.34 and 10,693.61 is: 16,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410.63 : 45,618.34 = 10,693.61 : x
  2. Step 2: Convert to fraction form
    30,410.63/45,618.34 = 10,693.61/x
  3. Step 3: Cross multiply
    30,410.63x = 45,618.34 × 10,693.61
  4. Step 4: Simplify right side
    30,410.63x = 487,824,736.81
  5. Step 5: Solve for x
    x = 487,824,736.81/30,410.63
  6. Step 6: Final answer
    x = 16,041.26

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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.