Home / 28,804.40-39,748.69-16,058.98

Finding the Fourth Proportional to 28,804.40, 39,748.69 and 16,058.98

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Solution

The fourth proportional to 28,804.40, 39,748.69 and 16,058.98 is: 22,160.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,804.40 : 39,748.69 = 16,058.98 : x
  2. Step 2: Convert to fraction form
    28,804.40/39,748.69 = 16,058.98/x
  3. Step 3: Cross multiply
    28,804.40x = 39,748.69 × 16,058.98
  4. Step 4: Simplify right side
    28,804.40x = 638,323,417.74
  5. Step 5: Solve for x
    x = 638,323,417.74/28,804.40
  6. Step 6: Final answer
    x = 22,160.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.