Home / 28,035.19-42,060.90-8,314.22

Finding the Fourth Proportional to 28,035.19, 42,060.90 and 8,314.22

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Solution

The fourth proportional to 28,035.19, 42,060.90 and 8,314.22 is: 12,473.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035.19 : 42,060.90 = 8,314.22 : x
  2. Step 2: Convert to fraction form
    28,035.19/42,060.90 = 8,314.22/x
  3. Step 3: Cross multiply
    28,035.19x = 42,060.90 × 8,314.22
  4. Step 4: Simplify right side
    28,035.19x = 349,703,576.00
  5. Step 5: Solve for x
    x = 349,703,576.00/28,035.19
  6. Step 6: Final answer
    x = 12,473.74

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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.