Home / 35,952-53,938.64-18,434.12

Finding the Fourth Proportional to 35,952, 53,938.64 and 18,434.12

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Solution

The fourth proportional to 35,952, 53,938.64 and 18,434.12 is: 27,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,952 : 53,938.64 = 18,434.12 : x
  2. Step 2: Convert to fraction form
    35,952/53,938.64 = 18,434.12/x
  3. Step 3: Cross multiply
    35,952x = 53,938.64 × 18,434.12
  4. Step 4: Simplify right side
    35,952x = 994,311,362.40
  5. Step 5: Solve for x
    x = 994,311,362.40/35,952
  6. Step 6: Final answer
    x = 27,656.64

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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.