Home / 10,455.04-14,528-10,324.48

Finding the Fourth Proportional to 10,455.04, 14,528 and 10,324.48

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Solution

The fourth proportional to 10,455.04, 14,528 and 10,324.48 is: 14,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.04 : 14,528 = 10,324.48 : x
  2. Step 2: Convert to fraction form
    10,455.04/14,528 = 10,324.48/x
  3. Step 3: Cross multiply
    10,455.04x = 14,528 × 10,324.48
  4. Step 4: Simplify right side
    10,455.04x = 149,994,045.44
  5. Step 5: Solve for x
    x = 149,994,045.44/10,455.04
  6. Step 6: Final answer
    x = 14,346.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.