Home / 18,336.68-25,302.76-10,377.51

Finding the Fourth Proportional to 18,336.68, 25,302.76 and 10,377.51

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Solution

The fourth proportional to 18,336.68, 25,302.76 and 10,377.51 is: 14,319.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.68 : 25,302.76 = 10,377.51 : x
  2. Step 2: Convert to fraction form
    18,336.68/25,302.76 = 10,377.51/x
  3. Step 3: Cross multiply
    18,336.68x = 25,302.76 × 10,377.51
  4. Step 4: Simplify right side
    18,336.68x = 262,579,644.93
  5. Step 5: Solve for x
    x = 262,579,644.93/18,336.68
  6. Step 6: Final answer
    x = 14,319.92

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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.