Home / 28,666.94-43,017.02-12,025.49

Finding the Fourth Proportional to 28,666.94, 43,017.02 and 12,025.49

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Solution

The fourth proportional to 28,666.94, 43,017.02 and 12,025.49 is: 18,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,666.94 : 43,017.02 = 12,025.49 : x
  2. Step 2: Convert to fraction form
    28,666.94/43,017.02 = 12,025.49/x
  3. Step 3: Cross multiply
    28,666.94x = 43,017.02 × 12,025.49
  4. Step 4: Simplify right side
    28,666.94x = 517,300,743.84
  5. Step 5: Solve for x
    x = 517,300,743.84/28,666.94
  6. Step 6: Final answer
    x = 18,045.20

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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.