Home / 35,897.29-49,537.74-19,981.72

Finding the Fourth Proportional to 35,897.29, 49,537.74 and 19,981.72

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Solution

The fourth proportional to 35,897.29, 49,537.74 and 19,981.72 is: 27,574.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,897.29 : 49,537.74 = 19,981.72 : x
  2. Step 2: Convert to fraction form
    35,897.29/49,537.74 = 19,981.72/x
  3. Step 3: Cross multiply
    35,897.29x = 49,537.74 × 19,981.72
  4. Step 4: Simplify right side
    35,897.29x = 989,849,250.11
  5. Step 5: Solve for x
    x = 989,849,250.11/35,897.29
  6. Step 6: Final answer
    x = 27,574.48

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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.