Home / 48,495.02-72,742.52-13,433.76

Finding the Fourth Proportional to 48,495.02, 72,742.52 and 13,433.76

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Solution

The fourth proportional to 48,495.02, 72,742.52 and 13,433.76 is: 20,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,495.02 : 72,742.52 = 13,433.76 : x
  2. Step 2: Convert to fraction form
    48,495.02/72,742.52 = 13,433.76/x
  3. Step 3: Cross multiply
    48,495.02x = 72,742.52 × 13,433.76
  4. Step 4: Simplify right side
    48,495.02x = 977,205,589.06
  5. Step 5: Solve for x
    x = 977,205,589.06/48,495.02
  6. Step 6: Final answer
    x = 20,150.64

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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.