Home / 32,995.70-45,522.13-21,671.35

Finding the Fourth Proportional to 32,995.70, 45,522.13 and 21,671.35

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Solution

The fourth proportional to 32,995.70, 45,522.13 and 21,671.35 is: 29,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,995.70 : 45,522.13 = 21,671.35 : x
  2. Step 2: Convert to fraction form
    32,995.70/45,522.13 = 21,671.35/x
  3. Step 3: Cross multiply
    32,995.70x = 45,522.13 × 21,671.35
  4. Step 4: Simplify right side
    32,995.70x = 986,525,823.67
  5. Step 5: Solve for x
    x = 986,525,823.67/32,995.70
  6. Step 6: Final answer
    x = 29,898.61

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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.