Home / 18,973.59-26,184.41-10,909.86

Finding the Fourth Proportional to 18,973.59, 26,184.41 and 10,909.86

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Solution

The fourth proportional to 18,973.59, 26,184.41 and 10,909.86 is: 15,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.59 : 26,184.41 = 10,909.86 : x
  2. Step 2: Convert to fraction form
    18,973.59/26,184.41 = 10,909.86/x
  3. Step 3: Cross multiply
    18,973.59x = 26,184.41 × 10,909.86
  4. Step 4: Simplify right side
    18,973.59x = 285,668,192.73
  5. Step 5: Solve for x
    x = 285,668,192.73/18,973.59
  6. Step 6: Final answer
    x = 15,056.10

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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.