Home / 45,703.20-68,554.68-14,538.36

Finding the Fourth Proportional to 45,703.20, 68,554.68 and 14,538.36

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Solution

The fourth proportional to 45,703.20, 68,554.68 and 14,538.36 is: 21,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,703.20 : 68,554.68 = 14,538.36 : x
  2. Step 2: Convert to fraction form
    45,703.20/68,554.68 = 14,538.36/x
  3. Step 3: Cross multiply
    45,703.20x = 68,554.68 × 14,538.36
  4. Step 4: Simplify right side
    45,703.20x = 996,672,617.52
  5. Step 5: Solve for x
    x = 996,672,617.52/45,703.20
  6. Step 6: Final answer
    x = 21,807.50

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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.