Home / 58,582.31-87,745.86-30,417.39

Finding the Fourth Proportional to 58,582.31, 87,745.86 and 30,417.39

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Solution

The fourth proportional to 58,582.31, 87,745.86 and 30,417.39 is: 45,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,582.31 : 87,745.86 = 30,417.39 : x
  2. Step 2: Convert to fraction form
    58,582.31/87,745.86 = 30,417.39/x
  3. Step 3: Cross multiply
    58,582.31x = 87,745.86 × 30,417.39
  4. Step 4: Simplify right side
    58,582.31x = 2,669,000,044.51
  5. Step 5: Solve for x
    x = 2,669,000,044.51/58,582.31
  6. Step 6: Final answer
    x = 45,559.83

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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.