Home / 53,317.08-73,578.72-29,445.28

Finding the Fourth Proportional to 53,317.08, 73,578.72 and 29,445.28

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Solution

The fourth proportional to 53,317.08, 73,578.72 and 29,445.28 is: 40,635.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,317.08 : 73,578.72 = 29,445.28 : x
  2. Step 2: Convert to fraction form
    53,317.08/73,578.72 = 29,445.28/x
  3. Step 3: Cross multiply
    53,317.08x = 73,578.72 × 29,445.28
  4. Step 4: Simplify right side
    53,317.08x = 2,166,546,012.44
  5. Step 5: Solve for x
    x = 2,166,546,012.44/53,317.08
  6. Step 6: Final answer
    x = 40,635.12

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1.5x scale

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.