Home / 43,795.08-65,681.69-14,221.37

Finding the Fourth Proportional to 43,795.08, 65,681.69 and 14,221.37

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Solution

The fourth proportional to 43,795.08, 65,681.69 and 14,221.37 is: 21,328.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,795.08 : 65,681.69 = 14,221.37 : x
  2. Step 2: Convert to fraction form
    43,795.08/65,681.69 = 14,221.37/x
  3. Step 3: Cross multiply
    43,795.08x = 65,681.69 × 14,221.37
  4. Step 4: Simplify right side
    43,795.08x = 934,083,708.81
  5. Step 5: Solve for x
    x = 934,083,708.81/43,795.08
  6. Step 6: Final answer
    x = 21,328.51

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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.