Home / 51,283.53-70,774.83-28,626.98

Finding the Fourth Proportional to 51,283.53, 70,774.83 and 28,626.98

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Solution

The fourth proportional to 51,283.53, 70,774.83 and 28,626.98 is: 39,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,283.53 : 70,774.83 = 28,626.98 : x
  2. Step 2: Convert to fraction form
    51,283.53/70,774.83 = 28,626.98/x
  3. Step 3: Cross multiply
    51,283.53x = 70,774.83 × 28,626.98
  4. Step 4: Simplify right side
    51,283.53x = 2,026,069,289.04
  5. Step 5: Solve for x
    x = 2,026,069,289.04/51,283.53
  6. Step 6: Final answer
    x = 39,507.21

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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.