Home / 39,087.84-58,582.44-21,318.24

Finding the Fourth Proportional to 39,087.84, 58,582.44 and 21,318.24

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Solution

The fourth proportional to 39,087.84, 58,582.44 and 21,318.24 is: 31,950.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,087.84 : 58,582.44 = 21,318.24 : x
  2. Step 2: Convert to fraction form
    39,087.84/58,582.44 = 21,318.24/x
  3. Step 3: Cross multiply
    39,087.84x = 58,582.44 × 21,318.24
  4. Step 4: Simplify right side
    39,087.84x = 1,248,874,515.71
  5. Step 5: Solve for x
    x = 1,248,874,515.71/39,087.84
  6. Step 6: Final answer
    x = 31,950.46

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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.