Home / 16,856.76-23,264.40-10,145.88

Finding the Fourth Proportional to 16,856.76, 23,264.40 and 10,145.88

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Solution

The fourth proportional to 16,856.76, 23,264.40 and 10,145.88 is: 14,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.76 : 23,264.40 = 10,145.88 : x
  2. Step 2: Convert to fraction form
    16,856.76/23,264.40 = 10,145.88/x
  3. Step 3: Cross multiply
    16,856.76x = 23,264.40 × 10,145.88
  4. Step 4: Simplify right side
    16,856.76x = 236,037,810.67
  5. Step 5: Solve for x
    x = 236,037,810.67/16,856.76
  6. Step 6: Final answer
    x = 14,002.56

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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.