Home / 28,886.40-43,329.60-24,739.20

Finding the Fourth Proportional to 28,886.40, 43,329.60 and 24,739.20

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Solution

The fourth proportional to 28,886.40, 43,329.60 and 24,739.20 is: 37,108.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886.40 : 43,329.60 = 24,739.20 : x
  2. Step 2: Convert to fraction form
    28,886.40/43,329.60 = 24,739.20/x
  3. Step 3: Cross multiply
    28,886.40x = 43,329.60 × 24,739.20
  4. Step 4: Simplify right side
    28,886.40x = 1,071,939,640.32
  5. Step 5: Solve for x
    x = 1,071,939,640.32/28,886.40
  6. Step 6: Final answer
    x = 37,108.80

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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.