Home / 26,630.01-39,944.52-9,989.64

Finding the Fourth Proportional to 26,630.01, 39,944.52 and 9,989.64

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Solution

The fourth proportional to 26,630.01, 39,944.52 and 9,989.64 is: 14,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.01 : 39,944.52 = 9,989.64 : x
  2. Step 2: Convert to fraction form
    26,630.01/39,944.52 = 9,989.64/x
  3. Step 3: Cross multiply
    26,630.01x = 39,944.52 × 9,989.64
  4. Step 4: Simplify right side
    26,630.01x = 399,031,374.77
  5. Step 5: Solve for x
    x = 399,031,374.77/26,630.01
  6. Step 6: Final answer
    x = 14,984.27

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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.