Home / 51,153.47-76,718.05-19,551.93

Finding the Fourth Proportional to 51,153.47, 76,718.05 and 19,551.93

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Solution

The fourth proportional to 51,153.47, 76,718.05 and 19,551.93 is: 29,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,153.47 : 76,718.05 = 19,551.93 : x
  2. Step 2: Convert to fraction form
    51,153.47/76,718.05 = 19,551.93/x
  3. Step 3: Cross multiply
    51,153.47x = 76,718.05 × 19,551.93
  4. Step 4: Simplify right side
    51,153.47x = 1,499,985,461.99
  5. Step 5: Solve for x
    x = 1,499,985,461.99/51,153.47
  6. Step 6: Final answer
    x = 29,323.24

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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.