Home / 28,037.93-42,057.05-8,316.63

Finding the Fourth Proportional to 28,037.93, 42,057.05 and 8,316.63

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Solution

The fourth proportional to 28,037.93, 42,057.05 and 8,316.63 is: 12,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,037.93 : 42,057.05 = 8,316.63 : x
  2. Step 2: Convert to fraction form
    28,037.93/42,057.05 = 8,316.63/x
  3. Step 3: Cross multiply
    28,037.93x = 42,057.05 × 8,316.63
  4. Step 4: Simplify right side
    28,037.93x = 349,772,882.16
  5. Step 5: Solve for x
    x = 349,772,882.16/28,037.93
  6. Step 6: Final answer
    x = 12,474.99

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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.