Home / 19,346.40-29,010.96-5,492.16

Finding the Fourth Proportional to 19,346.40, 29,010.96 and 5,492.16

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Solution

The fourth proportional to 19,346.40, 29,010.96 and 5,492.16 is: 8,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.40 : 29,010.96 = 5,492.16 : x
  2. Step 2: Convert to fraction form
    19,346.40/29,010.96 = 5,492.16/x
  3. Step 3: Cross multiply
    19,346.40x = 29,010.96 × 5,492.16
  4. Step 4: Simplify right side
    19,346.40x = 159,332,834.07
  5. Step 5: Solve for x
    x = 159,332,834.07/19,346.40
  6. Step 6: Final answer
    x = 8,235.79

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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.