Home / 29,010.03-40,033.08-16,434.78

Finding the Fourth Proportional to 29,010.03, 40,033.08 and 16,434.78

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Solution

The fourth proportional to 29,010.03, 40,033.08 and 16,434.78 is: 22,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,010.03 : 40,033.08 = 16,434.78 : x
  2. Step 2: Convert to fraction form
    29,010.03/40,033.08 = 16,434.78/x
  3. Step 3: Cross multiply
    29,010.03x = 40,033.08 × 16,434.78
  4. Step 4: Simplify right side
    29,010.03x = 657,934,862.52
  5. Step 5: Solve for x
    x = 657,934,862.52/29,010.03
  6. Step 6: Final answer
    x = 22,679.57

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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.