Home / 14,663.28-20,237.40-9,076.08

Finding the Fourth Proportional to 14,663.28, 20,237.40 and 9,076.08

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Solution

The fourth proportional to 14,663.28, 20,237.40 and 9,076.08 is: 12,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.28 : 20,237.40 = 9,076.08 : x
  2. Step 2: Convert to fraction form
    14,663.28/20,237.40 = 9,076.08/x
  3. Step 3: Cross multiply
    14,663.28x = 20,237.40 × 9,076.08
  4. Step 4: Simplify right side
    14,663.28x = 183,676,261.39
  5. Step 5: Solve for x
    x = 183,676,261.39/14,663.28
  6. Step 6: Final answer
    x = 12,526.27

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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.