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Finding the Fourth Proportional to 35,938.26, 53,903.34 and 9,640.98

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Solution

The fourth proportional to 35,938.26, 53,903.34 and 9,640.98 is: 14,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,938.26 : 53,903.34 = 9,640.98 : x
  2. Step 2: Convert to fraction form
    35,938.26/53,903.34 = 9,640.98/x
  3. Step 3: Cross multiply
    35,938.26x = 53,903.34 × 9,640.98
  4. Step 4: Simplify right side
    35,938.26x = 519,681,022.87
  5. Step 5: Solve for x
    x = 519,681,022.87/35,938.26
  6. Step 6: Final answer
    x = 14,460.38

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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.