Home / 14,983.40-22,477.80-6,219.20

Finding the Fourth Proportional to 14,983.40, 22,477.80 and 6,219.20

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Solution

The fourth proportional to 14,983.40, 22,477.80 and 6,219.20 is: 9,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.40 : 22,477.80 = 6,219.20 : x
  2. Step 2: Convert to fraction form
    14,983.40/22,477.80 = 6,219.20/x
  3. Step 3: Cross multiply
    14,983.40x = 22,477.80 × 6,219.20
  4. Step 4: Simplify right side
    14,983.40x = 139,793,933.76
  5. Step 5: Solve for x
    x = 139,793,933.76/14,983.40
  6. Step 6: Final answer
    x = 9,329.92

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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.