Home / 45,426.82-68,140.83-14,262.07

Finding the Fourth Proportional to 45,426.82, 68,140.83 and 14,262.07

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Solution

The fourth proportional to 45,426.82, 68,140.83 and 14,262.07 is: 21,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,426.82 : 68,140.83 = 14,262.07 : x
  2. Step 2: Convert to fraction form
    45,426.82/68,140.83 = 14,262.07/x
  3. Step 3: Cross multiply
    45,426.82x = 68,140.83 × 14,262.07
  4. Step 4: Simplify right side
    45,426.82x = 971,828,875.30
  5. Step 5: Solve for x
    x = 971,828,875.30/45,426.82
  6. Step 6: Final answer
    x = 21,393.29

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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.