Home / 16,925.24-25,416.90-10,389.80

Finding the Fourth Proportional to 16,925.24, 25,416.90 and 10,389.80

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Solution

The fourth proportional to 16,925.24, 25,416.90 and 10,389.80 is: 15,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,925.24 : 25,416.90 = 10,389.80 : x
  2. Step 2: Convert to fraction form
    16,925.24/25,416.90 = 10,389.80/x
  3. Step 3: Cross multiply
    16,925.24x = 25,416.90 × 10,389.80
  4. Step 4: Simplify right side
    16,925.24x = 264,076,507.62
  5. Step 5: Solve for x
    x = 264,076,507.62/16,925.24
  6. Step 6: Final answer
    x = 15,602.53

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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.