Home / 30,298.77-45,450.59-10,576.89

Finding the Fourth Proportional to 30,298.77, 45,450.59 and 10,576.89

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Solution

The fourth proportional to 30,298.77, 45,450.59 and 10,576.89 is: 15,866.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,298.77 : 45,450.59 = 10,576.89 : x
  2. Step 2: Convert to fraction form
    30,298.77/45,450.59 = 10,576.89/x
  3. Step 3: Cross multiply
    30,298.77x = 45,450.59 × 10,576.89
  4. Step 4: Simplify right side
    30,298.77x = 480,725,837.98
  5. Step 5: Solve for x
    x = 480,725,837.98/30,298.77
  6. Step 6: Final answer
    x = 15,866.18

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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.