Home / 15,176.16-22,768.56-10,780.56

Finding the Fourth Proportional to 15,176.16, 22,768.56 and 10,780.56

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Solution

The fourth proportional to 15,176.16, 22,768.56 and 10,780.56 is: 16,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176.16 : 22,768.56 = 10,780.56 : x
  2. Step 2: Convert to fraction form
    15,176.16/22,768.56 = 10,780.56/x
  3. Step 3: Cross multiply
    15,176.16x = 22,768.56 × 10,780.56
  4. Step 4: Simplify right side
    15,176.16x = 245,457,827.19
  5. Step 5: Solve for x
    x = 245,457,827.19/15,176.16
  6. Step 6: Final answer
    x = 16,173.91

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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.