Home / 34,212.08-47,199.26-19,869.45

Finding the Fourth Proportional to 34,212.08, 47,199.26 and 19,869.45

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Solution

The fourth proportional to 34,212.08, 47,199.26 and 19,869.45 is: 27,412.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,212.08 : 47,199.26 = 19,869.45 : x
  2. Step 2: Convert to fraction form
    34,212.08/47,199.26 = 19,869.45/x
  3. Step 3: Cross multiply
    34,212.08x = 47,199.26 × 19,869.45
  4. Step 4: Simplify right side
    34,212.08x = 937,823,237.26
  5. Step 5: Solve for x
    x = 937,823,237.26/34,212.08
  6. Step 6: Final answer
    x = 27,412.05

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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.