Home / 35,740.51-49,324.14-20,635.93

Finding the Fourth Proportional to 35,740.51, 49,324.14 and 20,635.93

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Solution

The fourth proportional to 35,740.51, 49,324.14 and 20,635.93 is: 28,478.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.51 : 49,324.14 = 20,635.93 : x
  2. Step 2: Convert to fraction form
    35,740.51/49,324.14 = 20,635.93/x
  3. Step 3: Cross multiply
    35,740.51x = 49,324.14 × 20,635.93
  4. Step 4: Simplify right side
    35,740.51x = 1,017,849,397.17
  5. Step 5: Solve for x
    x = 1,017,849,397.17/35,740.51
  6. Step 6: Final answer
    x = 28,478.88

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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.