Home / 16,972.47-25,477.33-13,484.90

Finding the Fourth Proportional to 16,972.47, 25,477.33 and 13,484.90

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Solution

The fourth proportional to 16,972.47, 25,477.33 and 13,484.90 is: 20,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.47 : 25,477.33 = 13,484.90 : x
  2. Step 2: Convert to fraction form
    16,972.47/25,477.33 = 13,484.90/x
  3. Step 3: Cross multiply
    16,972.47x = 25,477.33 × 13,484.90
  4. Step 4: Simplify right side
    16,972.47x = 343,559,247.32
  5. Step 5: Solve for x
    x = 343,559,247.32/16,972.47
  6. Step 6: Final answer
    x = 20,242.15

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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.