Home / 31,289.84-46,822.92-27,178.28

Finding the Fourth Proportional to 31,289.84, 46,822.92 and 27,178.28

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Solution

The fourth proportional to 31,289.84, 46,822.92 and 27,178.28 is: 40,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,289.84 : 46,822.92 = 27,178.28 : x
  2. Step 2: Convert to fraction form
    31,289.84/46,822.92 = 27,178.28/x
  3. Step 3: Cross multiply
    31,289.84x = 46,822.92 × 27,178.28
  4. Step 4: Simplify right side
    31,289.84x = 1,272,566,430.18
  5. Step 5: Solve for x
    x = 1,272,566,430.18/31,289.84
  6. Step 6: Final answer
    x = 40,670.28

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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.