Home / 25,309.50-34,929.27-14,133.66

Finding the Fourth Proportional to 25,309.50, 34,929.27 and 14,133.66

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Solution

The fourth proportional to 25,309.50, 34,929.27 and 14,133.66 is: 19,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309.50 : 34,929.27 = 14,133.66 : x
  2. Step 2: Convert to fraction form
    25,309.50/34,929.27 = 14,133.66/x
  3. Step 3: Cross multiply
    25,309.50x = 34,929.27 × 14,133.66
  4. Step 4: Simplify right side
    25,309.50x = 493,678,426.23
  5. Step 5: Solve for x
    x = 493,678,426.23/25,309.50
  6. Step 6: Final answer
    x = 19,505.66

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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.