Home / 58,492.05-87,745.36-19,038.57

Finding the Fourth Proportional to 58,492.05, 87,745.36 and 19,038.57

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Solution

The fourth proportional to 58,492.05, 87,745.36 and 19,038.57 is: 28,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,492.05 : 87,745.36 = 19,038.57 : x
  2. Step 2: Convert to fraction form
    58,492.05/87,745.36 = 19,038.57/x
  3. Step 3: Cross multiply
    58,492.05x = 87,745.36 × 19,038.57
  4. Step 4: Simplify right side
    58,492.05x = 1,670,545,837.59
  5. Step 5: Solve for x
    x = 1,670,545,837.59/58,492.05
  6. Step 6: Final answer
    x = 28,560.22

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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.