Home / 28,063.46-42,063.37-9,339.10

Finding the Fourth Proportional to 28,063.46, 42,063.37 and 9,339.10

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Solution

The fourth proportional to 28,063.46, 42,063.37 and 9,339.10 is: 13,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.46 : 42,063.37 = 9,339.10 : x
  2. Step 2: Convert to fraction form
    28,063.46/42,063.37 = 9,339.10/x
  3. Step 3: Cross multiply
    28,063.46x = 42,063.37 × 9,339.10
  4. Step 4: Simplify right side
    28,063.46x = 392,833,890.26
  5. Step 5: Solve for x
    x = 392,833,890.26/28,063.46
  6. Step 6: Final answer
    x = 13,998.05

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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.