Home / 15,559.74-23,331.93-6,790.86

Finding the Fourth Proportional to 15,559.74, 23,331.93 and 6,790.86

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Solution

The fourth proportional to 15,559.74, 23,331.93 and 6,790.86 is: 10,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,559.74 : 23,331.93 = 6,790.86 : x
  2. Step 2: Convert to fraction form
    15,559.74/23,331.93 = 6,790.86/x
  3. Step 3: Cross multiply
    15,559.74x = 23,331.93 × 6,790.86
  4. Step 4: Simplify right side
    15,559.74x = 158,443,870.16
  5. Step 5: Solve for x
    x = 158,443,870.16/15,559.74
  6. Step 6: Final answer
    x = 10,182.94

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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.