Home / 28,244.81-42,367.21-10,714.64

Finding the Fourth Proportional to 28,244.81, 42,367.21 and 10,714.64

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Solution

The fourth proportional to 28,244.81, 42,367.21 and 10,714.64 is: 16,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.81 : 42,367.21 = 10,714.64 : x
  2. Step 2: Convert to fraction form
    28,244.81/42,367.21 = 10,714.64/x
  3. Step 3: Cross multiply
    28,244.81x = 42,367.21 × 10,714.64
  4. Step 4: Simplify right side
    28,244.81x = 453,949,482.09
  5. Step 5: Solve for x
    x = 453,949,482.09/28,244.81
  6. Step 6: Final answer
    x = 16,071.96

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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.