Home / 39,382.98-54,346.55-22,384.99

Finding the Fourth Proportional to 39,382.98, 54,346.55 and 22,384.99

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Solution

The fourth proportional to 39,382.98, 54,346.55 and 22,384.99 is: 30,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,382.98 : 54,346.55 = 22,384.99 : x
  2. Step 2: Convert to fraction form
    39,382.98/54,346.55 = 22,384.99/x
  3. Step 3: Cross multiply
    39,382.98x = 54,346.55 × 22,384.99
  4. Step 4: Simplify right side
    39,382.98x = 1,216,546,934.29
  5. Step 5: Solve for x
    x = 1,216,546,934.29/39,382.98
  6. Step 6: Final answer
    x = 30,890.17

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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.