Home / 39,271.32-58,898.58-12,969.84

Finding the Fourth Proportional to 39,271.32, 58,898.58 and 12,969.84

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Solution

The fourth proportional to 39,271.32, 58,898.58 and 12,969.84 is: 19,451.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.32 : 58,898.58 = 12,969.84 : x
  2. Step 2: Convert to fraction form
    39,271.32/58,898.58 = 12,969.84/x
  3. Step 3: Cross multiply
    39,271.32x = 58,898.58 × 12,969.84
  4. Step 4: Simplify right side
    39,271.32x = 763,905,158.83
  5. Step 5: Solve for x
    x = 763,905,158.83/39,271.32
  6. Step 6: Final answer
    x = 19,451.99

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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.