Home / 35,799.09-49,397.26-20,688.84

Finding the Fourth Proportional to 35,799.09, 49,397.26 and 20,688.84

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Solution

The fourth proportional to 35,799.09, 49,397.26 and 20,688.84 is: 28,547.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,799.09 : 49,397.26 = 20,688.84 : x
  2. Step 2: Convert to fraction form
    35,799.09/49,397.26 = 20,688.84/x
  3. Step 3: Cross multiply
    35,799.09x = 49,397.26 × 20,688.84
  4. Step 4: Simplify right side
    35,799.09x = 1,021,972,034.44
  5. Step 5: Solve for x
    x = 1,021,972,034.44/35,799.09
  6. Step 6: Final answer
    x = 28,547.43

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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.