Home / 53,427.48-73,728.12-29,228.33

Finding the Fourth Proportional to 53,427.48, 73,728.12 and 29,228.33

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Solution

The fourth proportional to 53,427.48, 73,728.12 and 29,228.33 is: 40,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,427.48 : 73,728.12 = 29,228.33 : x
  2. Step 2: Convert to fraction form
    53,427.48/73,728.12 = 29,228.33/x
  3. Step 3: Cross multiply
    53,427.48x = 73,728.12 × 29,228.33
  4. Step 4: Simplify right side
    53,427.48x = 2,154,949,453.00
  5. Step 5: Solve for x
    x = 2,154,949,453.00/53,427.48
  6. Step 6: Final answer
    x = 40,334.10

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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.