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Finding the Fourth Proportional to 35,938.60, 53,907.90 and 33,897.40

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Solution

The fourth proportional to 35,938.60, 53,907.90 and 33,897.40 is: 50,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,938.60 : 53,907.90 = 33,897.40 : x
  2. Step 2: Convert to fraction form
    35,938.60/53,907.90 = 33,897.40/x
  3. Step 3: Cross multiply
    35,938.60x = 53,907.90 × 33,897.40
  4. Step 4: Simplify right side
    35,938.60x = 1,827,337,649.46
  5. Step 5: Solve for x
    x = 1,827,337,649.46/35,938.60
  6. Step 6: Final answer
    x = 50,846.10

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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.