Home / 26,221.02-39,307.74-13,077.42

Finding the Fourth Proportional to 26,221.02, 39,307.74 and 13,077.42

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Solution

The fourth proportional to 26,221.02, 39,307.74 and 13,077.42 is: 19,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.02 : 39,307.74 = 13,077.42 : x
  2. Step 2: Convert to fraction form
    26,221.02/39,307.74 = 13,077.42/x
  3. Step 3: Cross multiply
    26,221.02x = 39,307.74 × 13,077.42
  4. Step 4: Simplify right side
    26,221.02x = 514,043,825.23
  5. Step 5: Solve for x
    x = 514,043,825.23/26,221.02
  6. Step 6: Final answer
    x = 19,604.27

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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.