Home / 43,246.40-64,833.60-18,305.60

Finding the Fourth Proportional to 43,246.40, 64,833.60 and 18,305.60

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Solution

The fourth proportional to 43,246.40, 64,833.60 and 18,305.60 is: 27,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,246.40 : 64,833.60 = 18,305.60 : x
  2. Step 2: Convert to fraction form
    43,246.40/64,833.60 = 18,305.60/x
  3. Step 3: Cross multiply
    43,246.40x = 64,833.60 × 18,305.60
  4. Step 4: Simplify right side
    43,246.40x = 1,186,817,948.16
  5. Step 5: Solve for x
    x = 1,186,817,948.16/43,246.40
  6. Step 6: Final answer
    x = 27,443.16

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1.5x scale

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.