Home / 39,390.84-54,332.28-23,463

Finding the Fourth Proportional to 39,390.84, 54,332.28 and 23,463

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Solution

The fourth proportional to 39,390.84, 54,332.28 and 23,463 is: 32,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,390.84 : 54,332.28 = 23,463 : x
  2. Step 2: Convert to fraction form
    39,390.84/54,332.28 = 23,463/x
  3. Step 3: Cross multiply
    39,390.84x = 54,332.28 × 23,463
  4. Step 4: Simplify right side
    39,390.84x = 1,274,798,285.64
  5. Step 5: Solve for x
    x = 1,274,798,285.64/39,390.84
  6. Step 6: Final answer
    x = 32,362.81

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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.