Home / 39,779.48-59,661.92-16,085.76

Finding the Fourth Proportional to 39,779.48, 59,661.92 and 16,085.76

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Solution

The fourth proportional to 39,779.48, 59,661.92 and 16,085.76 is: 24,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,779.48 : 59,661.92 = 16,085.76 : x
  2. Step 2: Convert to fraction form
    39,779.48/59,661.92 = 16,085.76/x
  3. Step 3: Cross multiply
    39,779.48x = 59,661.92 × 16,085.76
  4. Step 4: Simplify right side
    39,779.48x = 959,707,245.83
  5. Step 5: Solve for x
    x = 959,707,245.83/39,779.48
  6. Step 6: Final answer
    x = 24,125.69

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1.5x scale

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.