Home / 25,639.85-35,383.01-14,154.77

Finding the Fourth Proportional to 25,639.85, 35,383.01 and 14,154.77

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Solution

The fourth proportional to 25,639.85, 35,383.01 and 14,154.77 is: 19,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.85 : 35,383.01 = 14,154.77 : x
  2. Step 2: Convert to fraction form
    25,639.85/35,383.01 = 14,154.77/x
  3. Step 3: Cross multiply
    25,639.85x = 35,383.01 × 14,154.77
  4. Step 4: Simplify right side
    25,639.85x = 500,838,386.14
  5. Step 5: Solve for x
    x = 500,838,386.14/25,639.85
  6. Step 6: Final answer
    x = 19,533.59

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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.