Home / 21,799.49-30,092.44-14,735.48

Finding the Fourth Proportional to 21,799.49, 30,092.44 and 14,735.48

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Solution

The fourth proportional to 21,799.49, 30,092.44 and 14,735.48 is: 20,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799.49 : 30,092.44 = 14,735.48 : x
  2. Step 2: Convert to fraction form
    21,799.49/30,092.44 = 14,735.48/x
  3. Step 3: Cross multiply
    21,799.49x = 30,092.44 × 14,735.48
  4. Step 4: Simplify right side
    21,799.49x = 443,426,547.77
  5. Step 5: Solve for x
    x = 443,426,547.77/21,799.49
  6. Step 6: Final answer
    x = 20,341.14

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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.