Home / 29,018.10-39,784.18-28,493.22

Finding the Fourth Proportional to 29,018.10, 39,784.18 and 28,493.22

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Solution

The fourth proportional to 29,018.10, 39,784.18 and 28,493.22 is: 39,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,018.10 : 39,784.18 = 28,493.22 : x
  2. Step 2: Convert to fraction form
    29,018.10/39,784.18 = 28,493.22/x
  3. Step 3: Cross multiply
    29,018.10x = 39,784.18 × 28,493.22
  4. Step 4: Simplify right side
    29,018.10x = 1,133,579,393.26
  5. Step 5: Solve for x
    x = 1,133,579,393.26/29,018.10
  6. Step 6: Final answer
    x = 39,064.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.