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Finding the Fourth Proportional to 32,648.34, 45,057.44 and 18,307.94

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Solution

The fourth proportional to 32,648.34, 45,057.44 and 18,307.94 is: 25,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,648.34 : 45,057.44 = 18,307.94 : x
  2. Step 2: Convert to fraction form
    32,648.34/45,057.44 = 18,307.94/x
  3. Step 3: Cross multiply
    32,648.34x = 45,057.44 × 18,307.94
  4. Step 4: Simplify right side
    32,648.34x = 824,908,908.07
  5. Step 5: Solve for x
    x = 824,908,908.07/32,648.34
  6. Step 6: Final answer
    x = 25,266.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.