Home / 14,024.32-19,358.40-8,723.68

Finding the Fourth Proportional to 14,024.32, 19,358.40 and 8,723.68

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Solution

The fourth proportional to 14,024.32, 19,358.40 and 8,723.68 is: 12,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.32 : 19,358.40 = 8,723.68 : x
  2. Step 2: Convert to fraction form
    14,024.32/19,358.40 = 8,723.68/x
  3. Step 3: Cross multiply
    14,024.32x = 19,358.40 × 8,723.68
  4. Step 4: Simplify right side
    14,024.32x = 168,876,486.91
  5. Step 5: Solve for x
    x = 168,876,486.91/14,024.32
  6. Step 6: Final answer
    x = 12,041.69

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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.