Home / 14,167.27-19,551.08-7,794.40

Finding the Fourth Proportional to 14,167.27, 19,551.08 and 7,794.40

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Solution

The fourth proportional to 14,167.27, 19,551.08 and 7,794.40 is: 10,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.27 : 19,551.08 = 7,794.40 : x
  2. Step 2: Convert to fraction form
    14,167.27/19,551.08 = 7,794.40/x
  3. Step 3: Cross multiply
    14,167.27x = 19,551.08 × 7,794.40
  4. Step 4: Simplify right side
    14,167.27x = 152,388,801.22
  5. Step 5: Solve for x
    x = 152,388,801.22/14,167.27
  6. Step 6: Final answer
    x = 10,756.40

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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.