Home / 55,075.36-76,005.12-29,926.48

Finding the Fourth Proportional to 55,075.36, 76,005.12 and 29,926.48

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Solution

The fourth proportional to 55,075.36, 76,005.12 and 29,926.48 is: 41,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,075.36 : 76,005.12 = 29,926.48 : x
  2. Step 2: Convert to fraction form
    55,075.36/76,005.12 = 29,926.48/x
  3. Step 3: Cross multiply
    55,075.36x = 76,005.12 × 29,926.48
  4. Step 4: Simplify right side
    55,075.36x = 2,274,565,703.58
  5. Step 5: Solve for x
    x = 2,274,565,703.58/55,075.36
  6. Step 6: Final answer
    x = 41,299.15

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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.