Home / 39,270.32-58,897.08-12,968.84

Finding the Fourth Proportional to 39,270.32, 58,897.08 and 12,968.84

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Solution

The fourth proportional to 39,270.32, 58,897.08 and 12,968.84 is: 19,450.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,270.32 : 58,897.08 = 12,968.84 : x
  2. Step 2: Convert to fraction form
    39,270.32/58,897.08 = 12,968.84/x
  3. Step 3: Cross multiply
    39,270.32x = 58,897.08 × 12,968.84
  4. Step 4: Simplify right side
    39,270.32x = 763,826,806.99
  5. Step 5: Solve for x
    x = 763,826,806.99/39,270.32
  6. Step 6: Final answer
    x = 19,450.49

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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.