Home / 15,377.56-23,069.58-4,988.50

Finding the Fourth Proportional to 15,377.56, 23,069.58 and 4,988.50

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Solution

The fourth proportional to 15,377.56, 23,069.58 and 4,988.50 is: 7,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377.56 : 23,069.58 = 4,988.50 : x
  2. Step 2: Convert to fraction form
    15,377.56/23,069.58 = 4,988.50/x
  3. Step 3: Cross multiply
    15,377.56x = 23,069.58 × 4,988.50
  4. Step 4: Simplify right side
    15,377.56x = 115,082,599.83
  5. Step 5: Solve for x
    x = 115,082,599.83/15,377.56
  6. Step 6: Final answer
    x = 7,483.80

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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.