Home / 28,581.47-42,898.52-14,551.52

Finding the Fourth Proportional to 28,581.47, 42,898.52 and 14,551.52

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Solution

The fourth proportional to 28,581.47, 42,898.52 and 14,551.52 is: 21,840.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,581.47 : 42,898.52 = 14,551.52 : x
  2. Step 2: Convert to fraction form
    28,581.47/42,898.52 = 14,551.52/x
  3. Step 3: Cross multiply
    28,581.47x = 42,898.52 × 14,551.52
  4. Step 4: Simplify right side
    28,581.47x = 624,238,783.97
  5. Step 5: Solve for x
    x = 624,238,783.97/28,581.47
  6. Step 6: Final answer
    x = 21,840.68

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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.