Home / 58,350.88-87,504.18-18,897.40

Finding the Fourth Proportional to 58,350.88, 87,504.18 and 18,897.40

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Solution

The fourth proportional to 58,350.88, 87,504.18 and 18,897.40 is: 28,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,350.88 : 87,504.18 = 18,897.40 : x
  2. Step 2: Convert to fraction form
    58,350.88/87,504.18 = 18,897.40/x
  3. Step 3: Cross multiply
    58,350.88x = 87,504.18 × 18,897.40
  4. Step 4: Simplify right side
    58,350.88x = 1,653,601,491.13
  5. Step 5: Solve for x
    x = 1,653,601,491.13/58,350.88
  6. Step 6: Final answer
    x = 28,338.93

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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.