Home / 35,628.08-53,483.52-20,847.60

Finding the Fourth Proportional to 35,628.08, 53,483.52 and 20,847.60

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Solution

The fourth proportional to 35,628.08, 53,483.52 and 20,847.60 is: 31,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,628.08 : 53,483.52 = 20,847.60 : x
  2. Step 2: Convert to fraction form
    35,628.08/53,483.52 = 20,847.60/x
  3. Step 3: Cross multiply
    35,628.08x = 53,483.52 × 20,847.60
  4. Step 4: Simplify right side
    35,628.08x = 1,115,003,031.55
  5. Step 5: Solve for x
    x = 1,115,003,031.55/35,628.08
  6. Step 6: Final answer
    x = 31,295.63

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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.