Home / 16,106.12-24,159.95-13,289.74

Finding the Fourth Proportional to 16,106.12, 24,159.95 and 13,289.74

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Solution

The fourth proportional to 16,106.12, 24,159.95 and 13,289.74 is: 19,935.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,106.12 : 24,159.95 = 13,289.74 : x
  2. Step 2: Convert to fraction form
    16,106.12/24,159.95 = 13,289.74/x
  3. Step 3: Cross multiply
    16,106.12x = 24,159.95 × 13,289.74
  4. Step 4: Simplify right side
    16,106.12x = 321,079,266.66
  5. Step 5: Solve for x
    x = 321,079,266.66/16,106.12
  6. Step 6: Final answer
    x = 19,935.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.