Home / 35,640.88-53,426.10-16,887.94

Finding the Fourth Proportional to 35,640.88, 53,426.10 and 16,887.94

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Solution

The fourth proportional to 35,640.88, 53,426.10 and 16,887.94 is: 25,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640.88 : 53,426.10 = 16,887.94 : x
  2. Step 2: Convert to fraction form
    35,640.88/53,426.10 = 16,887.94/x
  3. Step 3: Cross multiply
    35,640.88x = 53,426.10 × 16,887.94
  4. Step 4: Simplify right side
    35,640.88x = 902,256,771.23
  5. Step 5: Solve for x
    x = 902,256,771.23/35,640.88
  6. Step 6: Final answer
    x = 25,315.22

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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.