Home / 14,639.69-20,202.75-7,925.37

Finding the Fourth Proportional to 14,639.69, 20,202.75 and 7,925.37

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Solution

The fourth proportional to 14,639.69, 20,202.75 and 7,925.37 is: 10,937.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.69 : 20,202.75 = 7,925.37 : x
  2. Step 2: Convert to fraction form
    14,639.69/20,202.75 = 7,925.37/x
  3. Step 3: Cross multiply
    14,639.69x = 20,202.75 × 7,925.37
  4. Step 4: Simplify right side
    14,639.69x = 160,114,268.77
  5. Step 5: Solve for x
    x = 160,114,268.77/14,639.69
  6. Step 6: Final answer
    x = 10,937.00

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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.