Home / 24,315.49-36,436.78-18,760.51

Finding the Fourth Proportional to 24,315.49, 36,436.78 and 18,760.51

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Solution

The fourth proportional to 24,315.49, 36,436.78 and 18,760.51 is: 28,112.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,315.49 : 36,436.78 = 18,760.51 : x
  2. Step 2: Convert to fraction form
    24,315.49/36,436.78 = 18,760.51/x
  3. Step 3: Cross multiply
    24,315.49x = 36,436.78 × 18,760.51
  4. Step 4: Simplify right side
    24,315.49x = 683,572,575.56
  5. Step 5: Solve for x
    x = 683,572,575.56/24,315.49
  6. Step 6: Final answer
    x = 28,112.64

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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.