Home / 16,368.15-24,564.57-13,120.45

Finding the Fourth Proportional to 16,368.15, 24,564.57 and 13,120.45

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Solution

The fourth proportional to 16,368.15, 24,564.57 and 13,120.45 is: 19,690.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.15 : 24,564.57 = 13,120.45 : x
  2. Step 2: Convert to fraction form
    16,368.15/24,564.57 = 13,120.45/x
  3. Step 3: Cross multiply
    16,368.15x = 24,564.57 × 13,120.45
  4. Step 4: Simplify right side
    16,368.15x = 322,298,212.46
  5. Step 5: Solve for x
    x = 322,298,212.46/16,368.15
  6. Step 6: Final answer
    x = 19,690.57

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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.