Home / 32,656.10-45,074.99-21,327.30

Finding the Fourth Proportional to 32,656.10, 45,074.99 and 21,327.30

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Solution

The fourth proportional to 32,656.10, 45,074.99 and 21,327.30 is: 29,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,656.10 : 45,074.99 = 21,327.30 : x
  2. Step 2: Convert to fraction form
    32,656.10/45,074.99 = 21,327.30/x
  3. Step 3: Cross multiply
    32,656.10x = 45,074.99 × 21,327.30
  4. Step 4: Simplify right side
    32,656.10x = 961,327,887.55
  5. Step 5: Solve for x
    x = 961,327,887.55/32,656.10
  6. Step 6: Final answer
    x = 29,437.93

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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.