Home / 30,576.03-45,858.25-9,516.34

Finding the Fourth Proportional to 30,576.03, 45,858.25 and 9,516.34

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Solution

The fourth proportional to 30,576.03, 45,858.25 and 9,516.34 is: 14,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576.03 : 45,858.25 = 9,516.34 : x
  2. Step 2: Convert to fraction form
    30,576.03/45,858.25 = 9,516.34/x
  3. Step 3: Cross multiply
    30,576.03x = 45,858.25 × 9,516.34
  4. Step 4: Simplify right side
    30,576.03x = 436,402,510.07
  5. Step 5: Solve for x
    x = 436,402,510.07/30,576.03
  6. Step 6: Final answer
    x = 14,272.70

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1.5x scale

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.