Home / 25,402.74-35,056.36-14,788.50

Finding the Fourth Proportional to 25,402.74, 35,056.36 and 14,788.50

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Solution

The fourth proportional to 25,402.74, 35,056.36 and 14,788.50 is: 20,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.74 : 35,056.36 = 14,788.50 : x
  2. Step 2: Convert to fraction form
    25,402.74/35,056.36 = 14,788.50/x
  3. Step 3: Cross multiply
    25,402.74x = 35,056.36 × 14,788.50
  4. Step 4: Simplify right side
    25,402.74x = 518,430,979.86
  5. Step 5: Solve for x
    x = 518,430,979.86/25,402.74
  6. Step 6: Final answer
    x = 20,408.47

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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.