Home / 15,178.61-22,762.44-6,414.21

Finding the Fourth Proportional to 15,178.61, 22,762.44 and 6,414.21

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Solution

The fourth proportional to 15,178.61, 22,762.44 and 6,414.21 is: 9,619.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178.61 : 22,762.44 = 6,414.21 : x
  2. Step 2: Convert to fraction form
    15,178.61/22,762.44 = 6,414.21/x
  3. Step 3: Cross multiply
    15,178.61x = 22,762.44 × 6,414.21
  4. Step 4: Simplify right side
    15,178.61x = 146,003,070.27
  5. Step 5: Solve for x
    x = 146,003,070.27/15,178.61
  6. Step 6: Final answer
    x = 9,619.00

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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.