Home / 14,880.48-20,534.74-9,575.28

Finding the Fourth Proportional to 14,880.48, 20,534.74 and 9,575.28

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Solution

The fourth proportional to 14,880.48, 20,534.74 and 9,575.28 is: 13,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.48 : 20,534.74 = 9,575.28 : x
  2. Step 2: Convert to fraction form
    14,880.48/20,534.74 = 9,575.28/x
  3. Step 3: Cross multiply
    14,880.48x = 20,534.74 × 9,575.28
  4. Step 4: Simplify right side
    14,880.48x = 196,625,885.23
  5. Step 5: Solve for x
    x = 196,625,885.23/14,880.48
  6. Step 6: Final answer
    x = 13,213.68

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1.5x scale

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.