Home / 19,240.74-28,877.58-7,562.16

Finding the Fourth Proportional to 19,240.74, 28,877.58 and 7,562.16

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Solution

The fourth proportional to 19,240.74, 28,877.58 and 7,562.16 is: 11,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.74 : 28,877.58 = 7,562.16 : x
  2. Step 2: Convert to fraction form
    19,240.74/28,877.58 = 7,562.16/x
  3. Step 3: Cross multiply
    19,240.74x = 28,877.58 × 7,562.16
  4. Step 4: Simplify right side
    19,240.74x = 218,376,880.37
  5. Step 5: Solve for x
    x = 218,376,880.37/19,240.74
  6. Step 6: Final answer
    x = 11,349.71

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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.