Home / 58,455.36-87,644.70-33,155.28

Finding the Fourth Proportional to 58,455.36, 87,644.70 and 33,155.28

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Solution

The fourth proportional to 58,455.36, 87,644.70 and 33,155.28 is: 49,711.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,455.36 : 87,644.70 = 33,155.28 : x
  2. Step 2: Convert to fraction form
    58,455.36/87,644.70 = 33,155.28/x
  3. Step 3: Cross multiply
    58,455.36x = 87,644.70 × 33,155.28
  4. Step 4: Simplify right side
    58,455.36x = 2,905,884,569.02
  5. Step 5: Solve for x
    x = 2,905,884,569.02/58,455.36
  6. Step 6: Final answer
    x = 49,711.17

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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.