Home / 64,629.96-96,947.10-17,878.92

Finding the Fourth Proportional to 64,629.96, 96,947.10 and 17,878.92

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Solution

The fourth proportional to 64,629.96, 96,947.10 and 17,878.92 is: 26,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,629.96 : 96,947.10 = 17,878.92 : x
  2. Step 2: Convert to fraction form
    64,629.96/96,947.10 = 17,878.92/x
  3. Step 3: Cross multiply
    64,629.96x = 96,947.10 × 17,878.92
  4. Step 4: Simplify right side
    64,629.96x = 1,733,309,754.55
  5. Step 5: Solve for x
    x = 1,733,309,754.55/64,629.96
  6. Step 6: Final answer
    x = 26,818.98

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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.