Home / 35,802.18-49,408.52-19,888.11

Finding the Fourth Proportional to 35,802.18, 49,408.52 and 19,888.11

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Solution

The fourth proportional to 35,802.18, 49,408.52 and 19,888.11 is: 27,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,802.18 : 49,408.52 = 19,888.11 : x
  2. Step 2: Convert to fraction form
    35,802.18/49,408.52 = 19,888.11/x
  3. Step 3: Cross multiply
    35,802.18x = 49,408.52 × 19,888.11
  4. Step 4: Simplify right side
    35,802.18x = 982,641,981.26
  5. Step 5: Solve for x
    x = 982,641,981.26/35,802.18
  6. Step 6: Final answer
    x = 27,446.43

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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.