Home / 37,424.16-51,643.44-20,653.92

Finding the Fourth Proportional to 37,424.16, 51,643.44 and 20,653.92

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Solution

The fourth proportional to 37,424.16, 51,643.44 and 20,653.92 is: 28,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,424.16 : 51,643.44 = 20,653.92 : x
  2. Step 2: Convert to fraction form
    37,424.16/51,643.44 = 20,653.92/x
  3. Step 3: Cross multiply
    37,424.16x = 51,643.44 × 20,653.92
  4. Step 4: Simplify right side
    37,424.16x = 1,066,639,478.28
  5. Step 5: Solve for x
    x = 1,066,639,478.28/37,424.16
  6. Step 6: Final answer
    x = 28,501.36

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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.