Home / 45,022.08-67,496.55-18,746.46

Finding the Fourth Proportional to 45,022.08, 67,496.55 and 18,746.46

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Solution

The fourth proportional to 45,022.08, 67,496.55 and 18,746.46 is: 28,104.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,022.08 : 67,496.55 = 18,746.46 : x
  2. Step 2: Convert to fraction form
    45,022.08/67,496.55 = 18,746.46/x
  3. Step 3: Cross multiply
    45,022.08x = 67,496.55 × 18,746.46
  4. Step 4: Simplify right side
    45,022.08x = 1,265,321,374.71
  5. Step 5: Solve for x
    x = 1,265,321,374.71/45,022.08
  6. Step 6: Final answer
    x = 28,104.46

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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.