Home / 41,346.31-61,970.26-28,798.40

Finding the Fourth Proportional to 41,346.31, 61,970.26 and 28,798.40

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Solution

The fourth proportional to 41,346.31, 61,970.26 and 28,798.40 is: 43,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,346.31 : 61,970.26 = 28,798.40 : x
  2. Step 2: Convert to fraction form
    41,346.31/61,970.26 = 28,798.40/x
  3. Step 3: Cross multiply
    41,346.31x = 61,970.26 × 28,798.40
  4. Step 4: Simplify right side
    41,346.31x = 1,784,644,130.08
  5. Step 5: Solve for x
    x = 1,784,644,130.08/41,346.31
  6. Step 6: Final answer
    x = 43,163.32

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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.