Home / 15,130.96-22,698.88-6,368.38

Finding the Fourth Proportional to 15,130.96, 22,698.88 and 6,368.38

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Solution

The fourth proportional to 15,130.96, 22,698.88 and 6,368.38 is: 9,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130.96 : 22,698.88 = 6,368.38 : x
  2. Step 2: Convert to fraction form
    15,130.96/22,698.88 = 6,368.38/x
  3. Step 3: Cross multiply
    15,130.96x = 22,698.88 × 6,368.38
  4. Step 4: Simplify right side
    15,130.96x = 144,555,020.75
  5. Step 5: Solve for x
    x = 144,555,020.75/15,130.96
  6. Step 6: Final answer
    x = 9,553.59

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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.