Home / 48,107.21-72,166.97-18,533.51

Finding the Fourth Proportional to 48,107.21, 72,166.97 and 18,533.51

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Solution

The fourth proportional to 48,107.21, 72,166.97 and 18,533.51 is: 27,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,107.21 : 72,166.97 = 18,533.51 : x
  2. Step 2: Convert to fraction form
    48,107.21/72,166.97 = 18,533.51/x
  3. Step 3: Cross multiply
    48,107.21x = 72,166.97 × 18,533.51
  4. Step 4: Simplify right side
    48,107.21x = 1,337,506,806.66
  5. Step 5: Solve for x
    x = 1,337,506,806.66/48,107.21
  6. Step 6: Final answer
    x = 27,802.63

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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.