Home / 45,125.64-62,290.08-27,221.40

Finding the Fourth Proportional to 45,125.64, 62,290.08 and 27,221.40

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Solution

The fourth proportional to 45,125.64, 62,290.08 and 27,221.40 is: 37,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,125.64 : 62,290.08 = 27,221.40 : x
  2. Step 2: Convert to fraction form
    45,125.64/62,290.08 = 27,221.40/x
  3. Step 3: Cross multiply
    45,125.64x = 62,290.08 × 27,221.40
  4. Step 4: Simplify right side
    45,125.64x = 1,695,623,183.71
  5. Step 5: Solve for x
    x = 1,695,623,183.71/45,125.64
  6. Step 6: Final answer
    x = 37,575.60

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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.