Home / 53,533.10-73,879.68-29,661.98

Finding the Fourth Proportional to 53,533.10, 73,879.68 and 29,661.98

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Solution

The fourth proportional to 53,533.10, 73,879.68 and 29,661.98 is: 40,935.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,533.10 : 73,879.68 = 29,661.98 : x
  2. Step 2: Convert to fraction form
    53,533.10/73,879.68 = 29,661.98/x
  3. Step 3: Cross multiply
    53,533.10x = 73,879.68 × 29,661.98
  4. Step 4: Simplify right side
    53,533.10x = 2,191,417,590.57
  5. Step 5: Solve for x
    x = 2,191,417,590.57/53,533.10
  6. Step 6: Final answer
    x = 40,935.75

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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.