Home / 37,639.74-56,457.84-15,447.62

Finding the Fourth Proportional to 37,639.74, 56,457.84 and 15,447.62

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Solution

The fourth proportional to 37,639.74, 56,457.84 and 15,447.62 is: 23,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,639.74 : 56,457.84 = 15,447.62 : x
  2. Step 2: Convert to fraction form
    37,639.74/56,457.84 = 15,447.62/x
  3. Step 3: Cross multiply
    37,639.74x = 56,457.84 × 15,447.62
  4. Step 4: Simplify right side
    37,639.74x = 872,139,258.34
  5. Step 5: Solve for x
    x = 872,139,258.34/37,639.74
  6. Step 6: Final answer
    x = 23,170.70

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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.