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Finding the Fourth Proportional to 19,492.68, 29,235.76 and 7,010.16

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Solution

The fourth proportional to 19,492.68, 29,235.76 and 7,010.16 is: 10,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492.68 : 29,235.76 = 7,010.16 : x
  2. Step 2: Convert to fraction form
    19,492.68/29,235.76 = 7,010.16/x
  3. Step 3: Cross multiply
    19,492.68x = 29,235.76 × 7,010.16
  4. Step 4: Simplify right side
    19,492.68x = 204,947,355.32
  5. Step 5: Solve for x
    x = 204,947,355.32/19,492.68
  6. Step 6: Final answer
    x = 10,514.07

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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.