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Finding the Fourth Proportional to 25,064, 34,588.33 and 14,992.87

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Solution

The fourth proportional to 25,064, 34,588.33 and 14,992.87 is: 20,690.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,064 : 34,588.33 = 14,992.87 : x
  2. Step 2: Convert to fraction form
    25,064/34,588.33 = 14,992.87/x
  3. Step 3: Cross multiply
    25,064x = 34,588.33 × 14,992.87
  4. Step 4: Simplify right side
    25,064x = 518,578,162.27
  5. Step 5: Solve for x
    x = 518,578,162.27/25,064
  6. Step 6: Final answer
    x = 20,690.16

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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.