Home / 21,683.82-29,948.34-14,597.94

Finding the Fourth Proportional to 21,683.82, 29,948.34 and 14,597.94

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Solution

The fourth proportional to 21,683.82, 29,948.34 and 14,597.94 is: 20,161.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,683.82 : 29,948.34 = 14,597.94 : x
  2. Step 2: Convert to fraction form
    21,683.82/29,948.34 = 14,597.94/x
  3. Step 3: Cross multiply
    21,683.82x = 29,948.34 × 14,597.94
  4. Step 4: Simplify right side
    21,683.82x = 437,184,070.42
  5. Step 5: Solve for x
    x = 437,184,070.42/21,683.82
  6. Step 6: Final answer
    x = 20,161.76

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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.