Home / 15,954.17-23,931.65-4,860.81

Finding the Fourth Proportional to 15,954.17, 23,931.65 and 4,860.81

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Solution

The fourth proportional to 15,954.17, 23,931.65 and 4,860.81 is: 7,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.17 : 23,931.65 = 4,860.81 : x
  2. Step 2: Convert to fraction form
    15,954.17/23,931.65 = 4,860.81/x
  3. Step 3: Cross multiply
    15,954.17x = 23,931.65 × 4,860.81
  4. Step 4: Simplify right side
    15,954.17x = 116,327,215.79
  5. Step 5: Solve for x
    x = 116,327,215.79/15,954.17
  6. Step 6: Final answer
    x = 7,291.34

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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.