Home / 19,492.57-29,238.60-4,701.38

Finding the Fourth Proportional to 19,492.57, 29,238.60 and 4,701.38

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Solution

The fourth proportional to 19,492.57, 29,238.60 and 4,701.38 is: 7,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492.57 : 29,238.60 = 4,701.38 : x
  2. Step 2: Convert to fraction form
    19,492.57/29,238.60 = 4,701.38/x
  3. Step 3: Cross multiply
    19,492.57x = 29,238.60 × 4,701.38
  4. Step 4: Simplify right side
    19,492.57x = 137,461,769.27
  5. Step 5: Solve for x
    x = 137,461,769.27/19,492.57
  6. Step 6: Final answer
    x = 7,052.01

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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.