Home / 24,970.95-34,459.97-13,640.54

Finding the Fourth Proportional to 24,970.95, 34,459.97 and 13,640.54

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Solution

The fourth proportional to 24,970.95, 34,459.97 and 13,640.54 is: 18,823.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,970.95 : 34,459.97 = 13,640.54 : x
  2. Step 2: Convert to fraction form
    24,970.95/34,459.97 = 13,640.54/x
  3. Step 3: Cross multiply
    24,970.95x = 34,459.97 × 13,640.54
  4. Step 4: Simplify right side
    24,970.95x = 470,052,358.68
  5. Step 5: Solve for x
    x = 470,052,358.68/24,970.95
  6. Step 6: Final answer
    x = 18,823.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.