Home / 22,424.87-30,925.23-16,772.69

Finding the Fourth Proportional to 22,424.87, 30,925.23 and 16,772.69

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Solution

The fourth proportional to 22,424.87, 30,925.23 and 16,772.69 is: 23,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,424.87 : 30,925.23 = 16,772.69 : x
  2. Step 2: Convert to fraction form
    22,424.87/30,925.23 = 16,772.69/x
  3. Step 3: Cross multiply
    22,424.87x = 30,925.23 × 16,772.69
  4. Step 4: Simplify right side
    22,424.87x = 518,699,141.34
  5. Step 5: Solve for x
    x = 518,699,141.34/22,424.87
  6. Step 6: Final answer
    x = 23,130.54

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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.