Home / 33,135.12-49,703.52-9,762.36

Finding the Fourth Proportional to 33,135.12, 49,703.52 and 9,762.36

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Solution

The fourth proportional to 33,135.12, 49,703.52 and 9,762.36 is: 14,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.12 : 49,703.52 = 9,762.36 : x
  2. Step 2: Convert to fraction form
    33,135.12/49,703.52 = 9,762.36/x
  3. Step 3: Cross multiply
    33,135.12x = 49,703.52 × 9,762.36
  4. Step 4: Simplify right side
    33,135.12x = 485,223,655.51
  5. Step 5: Solve for x
    x = 485,223,655.51/33,135.12
  6. Step 6: Final answer
    x = 14,643.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.