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Finding the Fourth Proportional to 35,359.58, 53,009.58 and 15,354.02

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Solution

The fourth proportional to 35,359.58, 53,009.58 and 15,354.02 is: 23,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,359.58 : 53,009.58 = 15,354.02 : x
  2. Step 2: Convert to fraction form
    35,359.58/53,009.58 = 15,354.02/x
  3. Step 3: Cross multiply
    35,359.58x = 53,009.58 × 15,354.02
  4. Step 4: Simplify right side
    35,359.58x = 813,910,151.51
  5. Step 5: Solve for x
    x = 813,910,151.51/35,359.58
  6. Step 6: Final answer
    x = 23,018.09

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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.