Home / 14,742.76-22,124.42-6,418.49

Finding the Fourth Proportional to 14,742.76, 22,124.42 and 6,418.49

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Solution

The fourth proportional to 14,742.76, 22,124.42 and 6,418.49 is: 9,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.76 : 22,124.42 = 6,418.49 : x
  2. Step 2: Convert to fraction form
    14,742.76/22,124.42 = 6,418.49/x
  3. Step 3: Cross multiply
    14,742.76x = 22,124.42 × 6,418.49
  4. Step 4: Simplify right side
    14,742.76x = 142,005,225.81
  5. Step 5: Solve for x
    x = 142,005,225.81/14,742.76
  6. Step 6: Final answer
    x = 9,632.20

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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.