Home / 15,301.65-22,954.56-4,772.40

Finding the Fourth Proportional to 15,301.65, 22,954.56 and 4,772.40

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Solution

The fourth proportional to 15,301.65, 22,954.56 and 4,772.40 is: 7,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,301.65 : 22,954.56 = 4,772.40 : x
  2. Step 2: Convert to fraction form
    15,301.65/22,954.56 = 4,772.40/x
  3. Step 3: Cross multiply
    15,301.65x = 22,954.56 × 4,772.40
  4. Step 4: Simplify right side
    15,301.65x = 109,548,342.14
  5. Step 5: Solve for x
    x = 109,548,342.14/15,301.65
  6. Step 6: Final answer
    x = 7,159.25

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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.