Home / 47,083.89-64,948.62-28,210.08

Finding the Fourth Proportional to 47,083.89, 64,948.62 and 28,210.08

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Solution

The fourth proportional to 47,083.89, 64,948.62 and 28,210.08 is: 38,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,083.89 : 64,948.62 = 28,210.08 : x
  2. Step 2: Convert to fraction form
    47,083.89/64,948.62 = 28,210.08/x
  3. Step 3: Cross multiply
    47,083.89x = 64,948.62 × 28,210.08
  4. Step 4: Simplify right side
    47,083.89x = 1,832,205,766.09
  5. Step 5: Solve for x
    x = 1,832,205,766.09/47,083.89
  6. Step 6: Final answer
    x = 38,913.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.