Home / 16,440.12-24,659.10-7,079.76

Finding the Fourth Proportional to 16,440.12, 24,659.10 and 7,079.76

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Solution

The fourth proportional to 16,440.12, 24,659.10 and 7,079.76 is: 10,619.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.12 : 24,659.10 = 7,079.76 : x
  2. Step 2: Convert to fraction form
    16,440.12/24,659.10 = 7,079.76/x
  3. Step 3: Cross multiply
    16,440.12x = 24,659.10 × 7,079.76
  4. Step 4: Simplify right side
    16,440.12x = 174,580,509.82
  5. Step 5: Solve for x
    x = 174,580,509.82/16,440.12
  6. Step 6: Final answer
    x = 10,619.17

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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.