Home / 48,495.02-72,742.26-12,471.42

Finding the Fourth Proportional to 48,495.02, 72,742.26 and 12,471.42

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Solution

The fourth proportional to 48,495.02, 72,742.26 and 12,471.42 is: 18,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,495.02 : 72,742.26 = 12,471.42 : x
  2. Step 2: Convert to fraction form
    48,495.02/72,742.26 = 12,471.42/x
  3. Step 3: Cross multiply
    48,495.02x = 72,742.26 × 12,471.42
  4. Step 4: Simplify right side
    48,495.02x = 907,199,276.21
  5. Step 5: Solve for x
    x = 907,199,276.21/48,495.02
  6. Step 6: Final answer
    x = 18,707.06

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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.