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Finding the Fourth Proportional to 35,365.58, 53,018.58 and 15,360.02

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Solution

The fourth proportional to 35,365.58, 53,018.58 and 15,360.02 is: 23,027.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,365.58 : 53,018.58 = 15,360.02 : x
  2. Step 2: Convert to fraction form
    35,365.58/53,018.58 = 15,360.02/x
  3. Step 3: Cross multiply
    35,365.58x = 53,018.58 × 15,360.02
  4. Step 4: Simplify right side
    35,365.58x = 814,366,449.17
  5. Step 5: Solve for x
    x = 814,366,449.17/35,365.58
  6. Step 6: Final answer
    x = 23,027.09

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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.