Home / 39,284.64-58,970.52-19,557.90

Finding the Fourth Proportional to 39,284.64, 58,970.52 and 19,557.90

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Solution

The fourth proportional to 39,284.64, 58,970.52 and 19,557.90 is: 29,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,284.64 : 58,970.52 = 19,557.90 : x
  2. Step 2: Convert to fraction form
    39,284.64/58,970.52 = 19,557.90/x
  3. Step 3: Cross multiply
    39,284.64x = 58,970.52 × 19,557.90
  4. Step 4: Simplify right side
    39,284.64x = 1,153,339,533.11
  5. Step 5: Solve for x
    x = 1,153,339,533.11/39,284.64
  6. Step 6: Final answer
    x = 29,358.54

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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.