Home / 14,599.64-20,147.51-7,885.27

Finding the Fourth Proportional to 14,599.64, 20,147.51 and 7,885.27

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Solution

The fourth proportional to 14,599.64, 20,147.51 and 7,885.27 is: 10,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.64 : 20,147.51 = 7,885.27 : x
  2. Step 2: Convert to fraction form
    14,599.64/20,147.51 = 7,885.27/x
  3. Step 3: Cross multiply
    14,599.64x = 20,147.51 × 7,885.27
  4. Step 4: Simplify right side
    14,599.64x = 158,868,571.51
  5. Step 5: Solve for x
    x = 158,868,571.51/14,599.64
  6. Step 6: Final answer
    x = 10,881.68

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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.