Home / 12,580.40-18,859.44-6,332.24

Finding the Fourth Proportional to 12,580.40, 18,859.44 and 6,332.24

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Solution

The fourth proportional to 12,580.40, 18,859.44 and 6,332.24 is: 9,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,580.40 : 18,859.44 = 6,332.24 : x
  2. Step 2: Convert to fraction form
    12,580.40/18,859.44 = 6,332.24/x
  3. Step 3: Cross multiply
    12,580.40x = 18,859.44 × 6,332.24
  4. Step 4: Simplify right side
    12,580.40x = 119,422,500.35
  5. Step 5: Solve for x
    x = 119,422,500.35/12,580.40
  6. Step 6: Final answer
    x = 9,492.74

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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.