Home / 21,427.49-32,161.96-10,341.98

Finding the Fourth Proportional to 21,427.49, 32,161.96 and 10,341.98

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Solution

The fourth proportional to 21,427.49, 32,161.96 and 10,341.98 is: 15,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,427.49 : 32,161.96 = 10,341.98 : x
  2. Step 2: Convert to fraction form
    21,427.49/32,161.96 = 10,341.98/x
  3. Step 3: Cross multiply
    21,427.49x = 32,161.96 × 10,341.98
  4. Step 4: Simplify right side
    21,427.49x = 332,618,347.08
  5. Step 5: Solve for x
    x = 332,618,347.08/21,427.49
  6. Step 6: Final answer
    x = 15,522.98

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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.