Home / 15,300.66-22,953.06-4,771.40

Finding the Fourth Proportional to 15,300.66, 22,953.06 and 4,771.40

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Solution

The fourth proportional to 15,300.66, 22,953.06 and 4,771.40 is: 7,157.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,300.66 : 22,953.06 = 4,771.40 : x
  2. Step 2: Convert to fraction form
    15,300.66/22,953.06 = 4,771.40/x
  3. Step 3: Cross multiply
    15,300.66x = 22,953.06 × 4,771.40
  4. Step 4: Simplify right side
    15,300.66x = 109,518,230.48
  5. Step 5: Solve for x
    x = 109,518,230.48/15,300.66
  6. Step 6: Final answer
    x = 7,157.75

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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.