Home / 45,613.04-68,327.76-21,887.76

Finding the Fourth Proportional to 45,613.04, 68,327.76 and 21,887.76

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Solution

The fourth proportional to 45,613.04, 68,327.76 and 21,887.76 is: 32,787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,613.04 : 68,327.76 = 21,887.76 : x
  2. Step 2: Convert to fraction form
    45,613.04/68,327.76 = 21,887.76/x
  3. Step 3: Cross multiply
    45,613.04x = 68,327.76 × 21,887.76
  4. Step 4: Simplify right side
    45,613.04x = 1,495,541,612.22
  5. Step 5: Solve for x
    x = 1,495,541,612.22/45,613.04
  6. Step 6: Final answer
    x = 32,787.59

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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.