Home / 11,825.04-16,307.28-8,837.76

Finding the Fourth Proportional to 11,825.04, 16,307.28 and 8,837.76

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Solution

The fourth proportional to 11,825.04, 16,307.28 and 8,837.76 is: 12,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.04 : 16,307.28 = 8,837.76 : x
  2. Step 2: Convert to fraction form
    11,825.04/16,307.28 = 8,837.76/x
  3. Step 3: Cross multiply
    11,825.04x = 16,307.28 × 8,837.76
  4. Step 4: Simplify right side
    11,825.04x = 144,119,826.89
  5. Step 5: Solve for x
    x = 144,119,826.89/11,825.04
  6. Step 6: Final answer
    x = 12,187.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.