Home / 37,639.23-56,457.09-15,447.12

Finding the Fourth Proportional to 37,639.23, 56,457.09 and 15,447.12

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Solution

The fourth proportional to 37,639.23, 56,457.09 and 15,447.12 is: 23,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,639.23 : 56,457.09 = 15,447.12 : x
  2. Step 2: Convert to fraction form
    37,639.23/56,457.09 = 15,447.12/x
  3. Step 3: Cross multiply
    37,639.23x = 56,457.09 × 15,447.12
  4. Step 4: Simplify right side
    37,639.23x = 872,099,444.08
  5. Step 5: Solve for x
    x = 872,099,444.08/37,639.23
  6. Step 6: Final answer
    x = 23,169.96

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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.