Home / 14,967.40-22,461.90-8,386.60

Finding the Fourth Proportional to 14,967.40, 22,461.90 and 8,386.60

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Solution

The fourth proportional to 14,967.40, 22,461.90 and 8,386.60 is: 12,585.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,967.40 : 22,461.90 = 8,386.60 : x
  2. Step 2: Convert to fraction form
    14,967.40/22,461.90 = 8,386.60/x
  3. Step 3: Cross multiply
    14,967.40x = 22,461.90 × 8,386.60
  4. Step 4: Simplify right side
    14,967.40x = 188,378,970.54
  5. Step 5: Solve for x
    x = 188,378,970.54/14,967.40
  6. Step 6: Final answer
    x = 12,585.95

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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.