Home / 42,558.45-63,845.28-14,477.07

Finding the Fourth Proportional to 42,558.45, 63,845.28 and 14,477.07

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Solution

The fourth proportional to 42,558.45, 63,845.28 and 14,477.07 is: 21,718.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,558.45 : 63,845.28 = 14,477.07 : x
  2. Step 2: Convert to fraction form
    42,558.45/63,845.28 = 14,477.07/x
  3. Step 3: Cross multiply
    42,558.45x = 63,845.28 × 14,477.07
  4. Step 4: Simplify right side
    42,558.45x = 924,292,587.73
  5. Step 5: Solve for x
    x = 924,292,587.73/42,558.45
  6. Step 6: Final answer
    x = 21,718.19

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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.