Home / 35,374.29-48,816-19,457.79

Finding the Fourth Proportional to 35,374.29, 48,816 and 19,457.79

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Solution

The fourth proportional to 35,374.29, 48,816 and 19,457.79 is: 26,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,374.29 : 48,816 = 19,457.79 : x
  2. Step 2: Convert to fraction form
    35,374.29/48,816 = 19,457.79/x
  3. Step 3: Cross multiply
    35,374.29x = 48,816 × 19,457.79
  4. Step 4: Simplify right side
    35,374.29x = 949,851,476.64
  5. Step 5: Solve for x
    x = 949,851,476.64/35,374.29
  6. Step 6: Final answer
    x = 26,851.46

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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.