Home / 14,225.57-19,631.29-7,937.94

Finding the Fourth Proportional to 14,225.57, 19,631.29 and 7,937.94

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Solution

The fourth proportional to 14,225.57, 19,631.29 and 7,937.94 is: 10,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.57 : 19,631.29 = 7,937.94 : x
  2. Step 2: Convert to fraction form
    14,225.57/19,631.29 = 7,937.94/x
  3. Step 3: Cross multiply
    14,225.57x = 19,631.29 × 7,937.94
  4. Step 4: Simplify right side
    14,225.57x = 155,832,002.14
  5. Step 5: Solve for x
    x = 155,832,002.14/14,225.57
  6. Step 6: Final answer
    x = 10,954.36

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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.