Home / 37,216.24-51,358.16-20,220.32

Finding the Fourth Proportional to 37,216.24, 51,358.16 and 20,220.32

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Solution

The fourth proportional to 37,216.24, 51,358.16 and 20,220.32 is: 27,903.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,216.24 : 51,358.16 = 20,220.32 : x
  2. Step 2: Convert to fraction form
    37,216.24/51,358.16 = 20,220.32/x
  3. Step 3: Cross multiply
    37,216.24x = 51,358.16 × 20,220.32
  4. Step 4: Simplify right side
    37,216.24x = 1,038,478,429.81
  5. Step 5: Solve for x
    x = 1,038,478,429.81/37,216.24
  6. Step 6: Final answer
    x = 27,903.91

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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.