Home / 35,419.46-48,881.39-19,898.34

Finding the Fourth Proportional to 35,419.46, 48,881.39 and 19,898.34

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Solution

The fourth proportional to 35,419.46, 48,881.39 and 19,898.34 is: 27,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419.46 : 48,881.39 = 19,898.34 : x
  2. Step 2: Convert to fraction form
    35,419.46/48,881.39 = 19,898.34/x
  3. Step 3: Cross multiply
    35,419.46x = 48,881.39 × 19,898.34
  4. Step 4: Simplify right side
    35,419.46x = 972,658,418.40
  5. Step 5: Solve for x
    x = 972,658,418.40/35,419.46
  6. Step 6: Final answer
    x = 27,461.13

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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.