Home / 53,055.19-73,226.56-30,409.36

Finding the Fourth Proportional to 53,055.19, 73,226.56 and 30,409.36

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Solution

The fourth proportional to 53,055.19, 73,226.56 and 30,409.36 is: 41,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,055.19 : 73,226.56 = 30,409.36 : x
  2. Step 2: Convert to fraction form
    53,055.19/73,226.56 = 30,409.36/x
  3. Step 3: Cross multiply
    53,055.19x = 73,226.56 × 30,409.36
  4. Step 4: Simplify right side
    53,055.19x = 2,226,772,691.18
  5. Step 5: Solve for x
    x = 2,226,772,691.18/53,055.19
  6. Step 6: Final answer
    x = 41,970.88

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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.