Home / 15,885.86-23,828.95-4,792.64

Finding the Fourth Proportional to 15,885.86, 23,828.95 and 4,792.64

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Solution

The fourth proportional to 15,885.86, 23,828.95 and 4,792.64 is: 7,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.86 : 23,828.95 = 4,792.64 : x
  2. Step 2: Convert to fraction form
    15,885.86/23,828.95 = 4,792.64/x
  3. Step 3: Cross multiply
    15,885.86x = 23,828.95 × 4,792.64
  4. Step 4: Simplify right side
    15,885.86x = 114,203,459.78
  5. Step 5: Solve for x
    x = 114,203,459.78/15,885.86
  6. Step 6: Final answer
    x = 7,189.00

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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.