Home / 44,145.12-66,219.72-14,565.54

Finding the Fourth Proportional to 44,145.12, 66,219.72 and 14,565.54

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Solution

The fourth proportional to 44,145.12, 66,219.72 and 14,565.54 is: 21,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,145.12 : 66,219.72 = 14,565.54 : x
  2. Step 2: Convert to fraction form
    44,145.12/66,219.72 = 14,565.54/x
  3. Step 3: Cross multiply
    44,145.12x = 66,219.72 × 14,565.54
  4. Step 4: Simplify right side
    44,145.12x = 964,525,980.45
  5. Step 5: Solve for x
    x = 964,525,980.45/44,145.12
  6. Step 6: Final answer
    x = 21,848.98

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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.