Home / 14,271.54-19,693.18-8,304.42

Finding the Fourth Proportional to 14,271.54, 19,693.18 and 8,304.42

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Solution

The fourth proportional to 14,271.54, 19,693.18 and 8,304.42 is: 11,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.54 : 19,693.18 = 8,304.42 : x
  2. Step 2: Convert to fraction form
    14,271.54/19,693.18 = 8,304.42/x
  3. Step 3: Cross multiply
    14,271.54x = 19,693.18 × 8,304.42
  4. Step 4: Simplify right side
    14,271.54x = 163,540,437.86
  5. Step 5: Solve for x
    x = 163,540,437.86/14,271.54
  6. Step 6: Final answer
    x = 11,459.20

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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.