Home / 14,903.76-22,360.32-6,142.80

Finding the Fourth Proportional to 14,903.76, 22,360.32 and 6,142.80

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Solution

The fourth proportional to 14,903.76, 22,360.32 and 6,142.80 is: 9,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903.76 : 22,360.32 = 6,142.80 : x
  2. Step 2: Convert to fraction form
    14,903.76/22,360.32 = 6,142.80/x
  3. Step 3: Cross multiply
    14,903.76x = 22,360.32 × 6,142.80
  4. Step 4: Simplify right side
    14,903.76x = 137,354,973.70
  5. Step 5: Solve for x
    x = 137,354,973.70/14,903.76
  6. Step 6: Final answer
    x = 9,216.13

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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.