Home / 28,740.61-43,135.52-16,272.89

Finding the Fourth Proportional to 28,740.61, 43,135.52 and 16,272.89

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Solution

The fourth proportional to 28,740.61, 43,135.52 and 16,272.89 is: 24,423.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,740.61 : 43,135.52 = 16,272.89 : x
  2. Step 2: Convert to fraction form
    28,740.61/43,135.52 = 16,272.89/x
  3. Step 3: Cross multiply
    28,740.61x = 43,135.52 × 16,272.89
  4. Step 4: Simplify right side
    28,740.61x = 701,939,275.01
  5. Step 5: Solve for x
    x = 701,939,275.01/28,740.61
  6. Step 6: Final answer
    x = 24,423.26

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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.