Home / 15,865.29-23,780.73-10,322.58

Finding the Fourth Proportional to 15,865.29, 23,780.73 and 10,322.58

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Solution

The fourth proportional to 15,865.29, 23,780.73 and 10,322.58 is: 15,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,865.29 : 23,780.73 = 10,322.58 : x
  2. Step 2: Convert to fraction form
    15,865.29/23,780.73 = 10,322.58/x
  3. Step 3: Cross multiply
    15,865.29x = 23,780.73 × 10,322.58
  4. Step 4: Simplify right side
    15,865.29x = 245,478,487.88
  5. Step 5: Solve for x
    x = 245,478,487.88/15,865.29
  6. Step 6: Final answer
    x = 15,472.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.