Home / 35,918.47-49,572.02-21,769.51

Finding the Fourth Proportional to 35,918.47, 49,572.02 and 21,769.51

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Solution

The fourth proportional to 35,918.47, 49,572.02 and 21,769.51 is: 30,044.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,918.47 : 49,572.02 = 21,769.51 : x
  2. Step 2: Convert to fraction form
    35,918.47/49,572.02 = 21,769.51/x
  3. Step 3: Cross multiply
    35,918.47x = 49,572.02 × 21,769.51
  4. Step 4: Simplify right side
    35,918.47x = 1,079,158,476.26
  5. Step 5: Solve for x
    x = 1,079,158,476.26/35,918.47
  6. Step 6: Final answer
    x = 30,044.67

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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.