Home / 51,116.70-70,539.48-28,454.52

Finding the Fourth Proportional to 51,116.70, 70,539.48 and 28,454.52

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Solution

The fourth proportional to 51,116.70, 70,539.48 and 28,454.52 is: 39,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,116.70 : 70,539.48 = 28,454.52 : x
  2. Step 2: Convert to fraction form
    51,116.70/70,539.48 = 28,454.52/x
  3. Step 3: Cross multiply
    51,116.70x = 70,539.48 × 28,454.52
  4. Step 4: Simplify right side
    51,116.70x = 2,007,167,044.45
  5. Step 5: Solve for x
    x = 2,007,167,044.45/51,116.70
  6. Step 6: Final answer
    x = 39,266.37

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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.