Home / 14,167.79-19,551.27-7,794.01

Finding the Fourth Proportional to 14,167.79, 19,551.27 and 7,794.01

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Solution

The fourth proportional to 14,167.79, 19,551.27 and 7,794.01 is: 10,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.79 : 19,551.27 = 7,794.01 : x
  2. Step 2: Convert to fraction form
    14,167.79/19,551.27 = 7,794.01/x
  3. Step 3: Cross multiply
    14,167.79x = 19,551.27 × 7,794.01
  4. Step 4: Simplify right side
    14,167.79x = 152,382,774.24
  5. Step 5: Solve for x
    x = 152,382,774.24/14,167.79
  6. Step 6: Final answer
    x = 10,755.58

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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.