Home / 16,510.57-22,783.95-8,956.76

Finding the Fourth Proportional to 16,510.57, 22,783.95 and 8,956.76

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Solution

The fourth proportional to 16,510.57, 22,783.95 and 8,956.76 is: 12,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,510.57 : 22,783.95 = 8,956.76 : x
  2. Step 2: Convert to fraction form
    16,510.57/22,783.95 = 8,956.76/x
  3. Step 3: Cross multiply
    16,510.57x = 22,783.95 × 8,956.76
  4. Step 4: Simplify right side
    16,510.57x = 204,070,258.08
  5. Step 5: Solve for x
    x = 204,070,258.08/16,510.57
  6. Step 6: Final answer
    x = 12,359.98

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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.