Home / 14,534.47-21,792.30-6,628.87

Finding the Fourth Proportional to 14,534.47, 21,792.30 and 6,628.87

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Solution

The fourth proportional to 14,534.47, 21,792.30 and 6,628.87 is: 9,939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.47 : 21,792.30 = 6,628.87 : x
  2. Step 2: Convert to fraction form
    14,534.47/21,792.30 = 6,628.87/x
  3. Step 3: Cross multiply
    14,534.47x = 21,792.30 × 6,628.87
  4. Step 4: Simplify right side
    14,534.47x = 144,458,323.70
  5. Step 5: Solve for x
    x = 144,458,323.70/14,534.47
  6. Step 6: Final answer
    x = 9,939.02

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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.