Home / 14,849.36-20,495.40-10,376

Finding the Fourth Proportional to 14,849.36, 20,495.40 and 10,376

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Solution

The fourth proportional to 14,849.36, 20,495.40 and 10,376 is: 14,321.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.36 : 20,495.40 = 10,376 : x
  2. Step 2: Convert to fraction form
    14,849.36/20,495.40 = 10,376/x
  3. Step 3: Cross multiply
    14,849.36x = 20,495.40 × 10,376
  4. Step 4: Simplify right side
    14,849.36x = 212,660,270.40
  5. Step 5: Solve for x
    x = 212,660,270.40/14,849.36
  6. Step 6: Final answer
    x = 14,321.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.