Home / 13,535.48-20,298.15-4,648.28

Finding the Fourth Proportional to 13,535.48, 20,298.15 and 4,648.28

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Solution

The fourth proportional to 13,535.48, 20,298.15 and 4,648.28 is: 6,970.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,535.48 : 20,298.15 = 4,648.28 : x
  2. Step 2: Convert to fraction form
    13,535.48/20,298.15 = 4,648.28/x
  3. Step 3: Cross multiply
    13,535.48x = 20,298.15 × 4,648.28
  4. Step 4: Simplify right side
    13,535.48x = 94,351,461.44
  5. Step 5: Solve for x
    x = 94,351,461.44/13,535.48
  6. Step 6: Final answer
    x = 6,970.68

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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.