Home / 48,457.36-72,687.41-13,397.01

Finding the Fourth Proportional to 48,457.36, 72,687.41 and 13,397.01

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Solution

The fourth proportional to 48,457.36, 72,687.41 and 13,397.01 is: 20,095.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,457.36 : 72,687.41 = 13,397.01 : x
  2. Step 2: Convert to fraction form
    48,457.36/72,687.41 = 13,397.01/x
  3. Step 3: Cross multiply
    48,457.36x = 72,687.41 × 13,397.01
  4. Step 4: Simplify right side
    48,457.36x = 973,793,958.64
  5. Step 5: Solve for x
    x = 973,793,958.64/48,457.36
  6. Step 6: Final answer
    x = 20,095.89

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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.