Home / 22,047.08-30,412.85-13,965.93

Finding the Fourth Proportional to 22,047.08, 30,412.85 and 13,965.93

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Solution

The fourth proportional to 22,047.08, 30,412.85 and 13,965.93 is: 19,265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,047.08 : 30,412.85 = 13,965.93 : x
  2. Step 2: Convert to fraction form
    22,047.08/30,412.85 = 13,965.93/x
  3. Step 3: Cross multiply
    22,047.08x = 30,412.85 × 13,965.93
  4. Step 4: Simplify right side
    22,047.08x = 424,743,664.37
  5. Step 5: Solve for x
    x = 424,743,664.37/22,047.08
  6. Step 6: Final answer
    x = 19,265.31

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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.