Home / 28,886.16-43,303.32-11,368.02

Finding the Fourth Proportional to 28,886.16, 43,303.32 and 11,368.02

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Solution

The fourth proportional to 28,886.16, 43,303.32 and 11,368.02 is: 17,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886.16 : 43,303.32 = 11,368.02 : x
  2. Step 2: Convert to fraction form
    28,886.16/43,303.32 = 11,368.02/x
  3. Step 3: Cross multiply
    28,886.16x = 43,303.32 × 11,368.02
  4. Step 4: Simplify right side
    28,886.16x = 492,273,007.83
  5. Step 5: Solve for x
    x = 492,273,007.83/28,886.16
  6. Step 6: Final answer
    x = 17,041.83

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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.