Home / 18,612.06-25,676.55-10,652.46

Finding the Fourth Proportional to 18,612.06, 25,676.55 and 10,652.46

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Solution

The fourth proportional to 18,612.06, 25,676.55 and 10,652.46 is: 14,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,612.06 : 25,676.55 = 10,652.46 : x
  2. Step 2: Convert to fraction form
    18,612.06/25,676.55 = 10,652.46/x
  3. Step 3: Cross multiply
    18,612.06x = 25,676.55 × 10,652.46
  4. Step 4: Simplify right side
    18,612.06x = 273,518,421.81
  5. Step 5: Solve for x
    x = 273,518,421.81/18,612.06
  6. Step 6: Final answer
    x = 14,695.76

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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.