Home / 19,769.46-29,652.91-7,457.14

Finding the Fourth Proportional to 19,769.46, 29,652.91 and 7,457.14

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Solution

The fourth proportional to 19,769.46, 29,652.91 and 7,457.14 is: 11,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.46 : 29,652.91 = 7,457.14 : x
  2. Step 2: Convert to fraction form
    19,769.46/29,652.91 = 7,457.14/x
  3. Step 3: Cross multiply
    19,769.46x = 29,652.91 × 7,457.14
  4. Step 4: Simplify right side
    19,769.46x = 221,125,901.28
  5. Step 5: Solve for x
    x = 221,125,901.28/19,769.46
  6. Step 6: Final answer
    x = 11,185.23

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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.