Home / 14,957.34-20,621.95-12,258.62

Finding the Fourth Proportional to 14,957.34, 20,621.95 and 12,258.62

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Solution

The fourth proportional to 14,957.34, 20,621.95 and 12,258.62 is: 16,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,957.34 : 20,621.95 = 12,258.62 : x
  2. Step 2: Convert to fraction form
    14,957.34/20,621.95 = 12,258.62/x
  3. Step 3: Cross multiply
    14,957.34x = 20,621.95 × 12,258.62
  4. Step 4: Simplify right side
    14,957.34x = 252,796,587.42
  5. Step 5: Solve for x
    x = 252,796,587.42/14,957.34
  6. Step 6: Final answer
    x = 16,901.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.