Home / 56,371.84-84,567.47-18,935.51

Finding the Fourth Proportional to 56,371.84, 84,567.47 and 18,935.51

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Solution

The fourth proportional to 56,371.84, 84,567.47 and 18,935.51 is: 28,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,371.84 : 84,567.47 = 18,935.51 : x
  2. Step 2: Convert to fraction form
    56,371.84/84,567.47 = 18,935.51/x
  3. Step 3: Cross multiply
    56,371.84x = 84,567.47 × 18,935.51
  4. Step 4: Simplify right side
    56,371.84x = 1,601,328,173.86
  5. Step 5: Solve for x
    x = 1,601,328,173.86/56,371.84
  6. Step 6: Final answer
    x = 28,406.53

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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.