Home / 15,131.48-22,698.28-4,038.12

Finding the Fourth Proportional to 15,131.48, 22,698.28 and 4,038.12

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Solution

The fourth proportional to 15,131.48, 22,698.28 and 4,038.12 is: 6,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.48 : 22,698.28 = 4,038.12 : x
  2. Step 2: Convert to fraction form
    15,131.48/22,698.28 = 4,038.12/x
  3. Step 3: Cross multiply
    15,131.48x = 22,698.28 × 4,038.12
  4. Step 4: Simplify right side
    15,131.48x = 91,658,378.43
  5. Step 5: Solve for x
    x = 91,658,378.43/15,131.48
  6. Step 6: Final answer
    x = 6,057.46

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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.