Home / 55,009.13-75,912.80-29,858.63

Finding the Fourth Proportional to 55,009.13, 75,912.80 and 29,858.63

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Solution

The fourth proportional to 55,009.13, 75,912.80 and 29,858.63 is: 41,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,009.13 : 75,912.80 = 29,858.63 : x
  2. Step 2: Convert to fraction form
    55,009.13/75,912.80 = 29,858.63/x
  3. Step 3: Cross multiply
    55,009.13x = 75,912.80 × 29,858.63
  4. Step 4: Simplify right side
    55,009.13x = 2,266,651,678.61
  5. Step 5: Solve for x
    x = 2,266,651,678.61/55,009.13
  6. Step 6: Final answer
    x = 41,205.01

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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.