Home / 35,661.72-49,237.08-22,238.40

Finding the Fourth Proportional to 35,661.72, 49,237.08 and 22,238.40

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Solution

The fourth proportional to 35,661.72, 49,237.08 and 22,238.40 is: 30,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,661.72 : 49,237.08 = 22,238.40 : x
  2. Step 2: Convert to fraction form
    35,661.72/49,237.08 = 22,238.40/x
  3. Step 3: Cross multiply
    35,661.72x = 49,237.08 × 22,238.40
  4. Step 4: Simplify right side
    35,661.72x = 1,094,953,879.87
  5. Step 5: Solve for x
    x = 1,094,953,879.87/35,661.72
  6. Step 6: Final answer
    x = 30,703.90

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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.