Home / 35,421.36-48,881.40-19,288.41

Finding the Fourth Proportional to 35,421.36, 48,881.40 and 19,288.41

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Solution

The fourth proportional to 35,421.36, 48,881.40 and 19,288.41 is: 26,617.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.36 : 48,881.40 = 19,288.41 : x
  2. Step 2: Convert to fraction form
    35,421.36/48,881.40 = 19,288.41/x
  3. Step 3: Cross multiply
    35,421.36x = 48,881.40 × 19,288.41
  4. Step 4: Simplify right side
    35,421.36x = 942,844,484.57
  5. Step 5: Solve for x
    x = 942,844,484.57/35,421.36
  6. Step 6: Final answer
    x = 26,617.96

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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.