Home / 43,645.72-65,501.52-34,985.20

Finding the Fourth Proportional to 43,645.72, 65,501.52 and 34,985.20

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Solution

The fourth proportional to 43,645.72, 65,501.52 and 34,985.20 is: 52,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,645.72 : 65,501.52 = 34,985.20 : x
  2. Step 2: Convert to fraction form
    43,645.72/65,501.52 = 34,985.20/x
  3. Step 3: Cross multiply
    43,645.72x = 65,501.52 × 34,985.20
  4. Step 4: Simplify right side
    43,645.72x = 2,291,583,777.50
  5. Step 5: Solve for x
    x = 2,291,583,777.50/43,645.72
  6. Step 6: Final answer
    x = 52,504.20

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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.