Home / 14,946.80-22,420.20-4,557.20

Finding the Fourth Proportional to 14,946.80, 22,420.20 and 4,557.20

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Solution

The fourth proportional to 14,946.80, 22,420.20 and 4,557.20 is: 6,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.80 : 22,420.20 = 4,557.20 : x
  2. Step 2: Convert to fraction form
    14,946.80/22,420.20 = 4,557.20/x
  3. Step 3: Cross multiply
    14,946.80x = 22,420.20 × 4,557.20
  4. Step 4: Simplify right side
    14,946.80x = 102,173,335.44
  5. Step 5: Solve for x
    x = 102,173,335.44/14,946.80
  6. Step 6: Final answer
    x = 6,835.80

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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.