Home / 45,457.49-68,196.96-14,292.74

Finding the Fourth Proportional to 45,457.49, 68,196.96 and 14,292.74

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Solution

The fourth proportional to 45,457.49, 68,196.96 and 14,292.74 is: 21,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,457.49 : 68,196.96 = 14,292.74 : x
  2. Step 2: Convert to fraction form
    45,457.49/68,196.96 = 14,292.74/x
  3. Step 3: Cross multiply
    45,457.49x = 68,196.96 × 14,292.74
  4. Step 4: Simplify right side
    45,457.49x = 974,721,077.09
  5. Step 5: Solve for x
    x = 974,721,077.09/45,457.49
  6. Step 6: Final answer
    x = 21,442.48

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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.