Home / 14,088.94-19,437.37-9,311.15

Finding the Fourth Proportional to 14,088.94, 19,437.37 and 9,311.15

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Solution

The fourth proportional to 14,088.94, 19,437.37 and 9,311.15 is: 12,845.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.94 : 19,437.37 = 9,311.15 : x
  2. Step 2: Convert to fraction form
    14,088.94/19,437.37 = 9,311.15/x
  3. Step 3: Cross multiply
    14,088.94x = 19,437.37 × 9,311.15
  4. Step 4: Simplify right side
    14,088.94x = 180,984,292.99
  5. Step 5: Solve for x
    x = 180,984,292.99/14,088.94
  6. Step 6: Final answer
    x = 12,845.84

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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.