Home / 35,870.52-53,787.51-19,012.80

Finding the Fourth Proportional to 35,870.52, 53,787.51 and 19,012.80

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Solution

The fourth proportional to 35,870.52, 53,787.51 and 19,012.80 is: 28,509.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,870.52 : 53,787.51 = 19,012.80 : x
  2. Step 2: Convert to fraction form
    35,870.52/53,787.51 = 19,012.80/x
  3. Step 3: Cross multiply
    35,870.52x = 53,787.51 × 19,012.80
  4. Step 4: Simplify right side
    35,870.52x = 1,022,651,170.13
  5. Step 5: Solve for x
    x = 1,022,651,170.13/35,870.52
  6. Step 6: Final answer
    x = 28,509.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.