Home / 15,081.90-22,631.67-6,316.08

Finding the Fourth Proportional to 15,081.90, 22,631.67 and 6,316.08

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Solution

The fourth proportional to 15,081.90, 22,631.67 and 6,316.08 is: 9,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,081.90 : 22,631.67 = 6,316.08 : x
  2. Step 2: Convert to fraction form
    15,081.90/22,631.67 = 6,316.08/x
  3. Step 3: Cross multiply
    15,081.90x = 22,631.67 × 6,316.08
  4. Step 4: Simplify right side
    15,081.90x = 142,943,438.25
  5. Step 5: Solve for x
    x = 142,943,438.25/15,081.90
  6. Step 6: Final answer
    x = 9,477.81

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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.