Home / 14,904.68-20,576.58-10,442.12

Finding the Fourth Proportional to 14,904.68, 20,576.58 and 10,442.12

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Solution

The fourth proportional to 14,904.68, 20,576.58 and 10,442.12 is: 14,415.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.68 : 20,576.58 = 10,442.12 : x
  2. Step 2: Convert to fraction form
    14,904.68/20,576.58 = 10,442.12/x
  3. Step 3: Cross multiply
    14,904.68x = 20,576.58 × 10,442.12
  4. Step 4: Simplify right side
    14,904.68x = 214,863,117.55
  5. Step 5: Solve for x
    x = 214,863,117.55/14,904.68
  6. Step 6: Final answer
    x = 14,415.82

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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.