Home / 39,033.03-58,543.47-12,731.93

Finding the Fourth Proportional to 39,033.03, 58,543.47 and 12,731.93

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Solution

The fourth proportional to 39,033.03, 58,543.47 and 12,731.93 is: 19,095.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,033.03 : 58,543.47 = 12,731.93 : x
  2. Step 2: Convert to fraction form
    39,033.03/58,543.47 = 12,731.93/x
  3. Step 3: Cross multiply
    39,033.03x = 58,543.47 × 12,731.93
  4. Step 4: Simplify right side
    39,033.03x = 745,371,069.28
  5. Step 5: Solve for x
    x = 745,371,069.28/39,033.03
  6. Step 6: Final answer
    x = 19,095.91

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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.