Home / 53,390.58-73,678.59-29,518.26

Finding the Fourth Proportional to 53,390.58, 73,678.59 and 29,518.26

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Solution

The fourth proportional to 53,390.58, 73,678.59 and 29,518.26 is: 40,734.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,390.58 : 73,678.59 = 29,518.26 : x
  2. Step 2: Convert to fraction form
    53,390.58/73,678.59 = 29,518.26/x
  3. Step 3: Cross multiply
    53,390.58x = 73,678.59 × 29,518.26
  4. Step 4: Simplify right side
    53,390.58x = 2,174,863,776.05
  5. Step 5: Solve for x
    x = 2,174,863,776.05/53,390.58
  6. Step 6: Final answer
    x = 40,734.97

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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.