Home / 32,996.07-45,522.65-21,671.70

Finding the Fourth Proportional to 32,996.07, 45,522.65 and 21,671.70

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Solution

The fourth proportional to 32,996.07, 45,522.65 and 21,671.70 is: 29,899.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,996.07 : 45,522.65 = 21,671.70 : x
  2. Step 2: Convert to fraction form
    32,996.07/45,522.65 = 21,671.70/x
  3. Step 3: Cross multiply
    32,996.07x = 45,522.65 × 21,671.70
  4. Step 4: Simplify right side
    32,996.07x = 986,553,214.01
  5. Step 5: Solve for x
    x = 986,553,214.01/32,996.07
  6. Step 6: Final answer
    x = 29,899.11

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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.