Home / 14,920.40-22,383.30-6,156.20

Finding the Fourth Proportional to 14,920.40, 22,383.30 and 6,156.20

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Solution

The fourth proportional to 14,920.40, 22,383.30 and 6,156.20 is: 9,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.40 : 22,383.30 = 6,156.20 : x
  2. Step 2: Convert to fraction form
    14,920.40/22,383.30 = 6,156.20/x
  3. Step 3: Cross multiply
    14,920.40x = 22,383.30 × 6,156.20
  4. Step 4: Simplify right side
    14,920.40x = 137,796,071.46
  5. Step 5: Solve for x
    x = 137,796,071.46/14,920.40
  6. Step 6: Final answer
    x = 9,235.41

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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.