Home / 56,015.24-84,022.88-14,459

Finding the Fourth Proportional to 56,015.24, 84,022.88 and 14,459

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Solution

The fourth proportional to 56,015.24, 84,022.88 and 14,459 is: 21,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.24 : 84,022.88 = 14,459 : x
  2. Step 2: Convert to fraction form
    56,015.24/84,022.88 = 14,459/x
  3. Step 3: Cross multiply
    56,015.24x = 84,022.88 × 14,459
  4. Step 4: Simplify right side
    56,015.24x = 1,214,886,821.92
  5. Step 5: Solve for x
    x = 1,214,886,821.92/56,015.24
  6. Step 6: Final answer
    x = 21,688.51

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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.