Home / 43,637.54-65,460.08-12,047.61

Finding the Fourth Proportional to 43,637.54, 65,460.08 and 12,047.61

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Solution

The fourth proportional to 43,637.54, 65,460.08 and 12,047.61 is: 18,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,637.54 : 65,460.08 = 12,047.61 : x
  2. Step 2: Convert to fraction form
    43,637.54/65,460.08 = 12,047.61/x
  3. Step 3: Cross multiply
    43,637.54x = 65,460.08 × 12,047.61
  4. Step 4: Simplify right side
    43,637.54x = 788,637,454.17
  5. Step 5: Solve for x
    x = 788,637,454.17/43,637.54
  6. Step 6: Final answer
    x = 18,072.45

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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.