Home / 34,918.02-48,187.95-19,811.31

Finding the Fourth Proportional to 34,918.02, 48,187.95 and 19,811.31

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Solution

The fourth proportional to 34,918.02, 48,187.95 and 19,811.31 is: 27,340.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,918.02 : 48,187.95 = 19,811.31 : x
  2. Step 2: Convert to fraction form
    34,918.02/48,187.95 = 19,811.31/x
  3. Step 3: Cross multiply
    34,918.02x = 48,187.95 × 19,811.31
  4. Step 4: Simplify right side
    34,918.02x = 954,666,415.71
  5. Step 5: Solve for x
    x = 954,666,415.71/34,918.02
  6. Step 6: Final answer
    x = 27,340.23

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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.