Home / 45,276.19-67,918.03-14,111.44

Finding the Fourth Proportional to 45,276.19, 67,918.03 and 14,111.44

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Solution

The fourth proportional to 45,276.19, 67,918.03 and 14,111.44 is: 21,168.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,276.19 : 67,918.03 = 14,111.44 : x
  2. Step 2: Convert to fraction form
    45,276.19/67,918.03 = 14,111.44/x
  3. Step 3: Cross multiply
    45,276.19x = 67,918.03 × 14,111.44
  4. Step 4: Simplify right side
    45,276.19x = 958,421,000.19
  5. Step 5: Solve for x
    x = 958,421,000.19/45,276.19
  6. Step 6: Final answer
    x = 21,168.32

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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.