Home / 48,637.09-72,974.67-19,049.81

Finding the Fourth Proportional to 48,637.09, 72,974.67 and 19,049.81

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Solution

The fourth proportional to 48,637.09, 72,974.67 and 19,049.81 is: 28,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,637.09 : 72,974.67 = 19,049.81 : x
  2. Step 2: Convert to fraction form
    48,637.09/72,974.67 = 19,049.81/x
  3. Step 3: Cross multiply
    48,637.09x = 72,974.67 × 19,049.81
  4. Step 4: Simplify right side
    48,637.09x = 1,390,153,503.06
  5. Step 5: Solve for x
    x = 1,390,153,503.06/48,637.09
  6. Step 6: Final answer
    x = 28,582.17

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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.