Home / 19,368.12-29,042.40-9,492.60

Finding the Fourth Proportional to 19,368.12, 29,042.40 and 9,492.60

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Solution

The fourth proportional to 19,368.12, 29,042.40 and 9,492.60 is: 14,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.12 : 29,042.40 = 9,492.60 : x
  2. Step 2: Convert to fraction form
    19,368.12/29,042.40 = 9,492.60/x
  3. Step 3: Cross multiply
    19,368.12x = 29,042.40 × 9,492.60
  4. Step 4: Simplify right side
    19,368.12x = 275,687,886.24
  5. Step 5: Solve for x
    x = 275,687,886.24/19,368.12
  6. Step 6: Final answer
    x = 14,234.11

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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.