Home / 43,802.57-65,697.68-14,220.77

Finding the Fourth Proportional to 43,802.57, 65,697.68 and 14,220.77

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Solution

The fourth proportional to 43,802.57, 65,697.68 and 14,220.77 is: 21,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,802.57 : 65,697.68 = 14,220.77 : x
  2. Step 2: Convert to fraction form
    43,802.57/65,697.68 = 14,220.77/x
  3. Step 3: Cross multiply
    43,802.57x = 65,697.68 × 14,220.77
  4. Step 4: Simplify right side
    43,802.57x = 934,271,303.88
  5. Step 5: Solve for x
    x = 934,271,303.88/43,802.57
  6. Step 6: Final answer
    x = 21,329.14

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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.