Home / 24,834.79-34,272-13,656.79

Finding the Fourth Proportional to 24,834.79, 34,272 and 13,656.79

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Solution

The fourth proportional to 24,834.79, 34,272 and 13,656.79 is: 18,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,834.79 : 34,272 = 13,656.79 : x
  2. Step 2: Convert to fraction form
    24,834.79/34,272 = 13,656.79/x
  3. Step 3: Cross multiply
    24,834.79x = 34,272 × 13,656.79
  4. Step 4: Simplify right side
    24,834.79x = 468,045,506.88
  5. Step 5: Solve for x
    x = 468,045,506.88/24,834.79
  6. Step 6: Final answer
    x = 18,846.36

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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.