Home / 52,428.70-78,637.58-14,986.35

Finding the Fourth Proportional to 52,428.70, 78,637.58 and 14,986.35

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Solution

The fourth proportional to 52,428.70, 78,637.58 and 14,986.35 is: 22,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,428.70 : 78,637.58 = 14,986.35 : x
  2. Step 2: Convert to fraction form
    52,428.70/78,637.58 = 14,986.35/x
  3. Step 3: Cross multiply
    52,428.70x = 78,637.58 × 14,986.35
  4. Step 4: Simplify right side
    52,428.70x = 1,178,489,828.91
  5. Step 5: Solve for x
    x = 1,178,489,828.91/52,428.70
  6. Step 6: Final answer
    x = 22,477.95

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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.