Home / 21,385.26-32,077.77-5,802.90

Finding the Fourth Proportional to 21,385.26, 32,077.77 and 5,802.90

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Solution

The fourth proportional to 21,385.26, 32,077.77 and 5,802.90 is: 8,704.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,385.26 : 32,077.77 = 5,802.90 : x
  2. Step 2: Convert to fraction form
    21,385.26/32,077.77 = 5,802.90/x
  3. Step 3: Cross multiply
    21,385.26x = 32,077.77 × 5,802.90
  4. Step 4: Simplify right side
    21,385.26x = 186,144,091.53
  5. Step 5: Solve for x
    x = 186,144,091.53/21,385.26
  6. Step 6: Final answer
    x = 8,704.32

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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.