Home / 44,610.08-66,920.76-13,445.36

Finding the Fourth Proportional to 44,610.08, 66,920.76 and 13,445.36

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Solution

The fourth proportional to 44,610.08, 66,920.76 and 13,445.36 is: 20,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,610.08 : 66,920.76 = 13,445.36 : x
  2. Step 2: Convert to fraction form
    44,610.08/66,920.76 = 13,445.36/x
  3. Step 3: Cross multiply
    44,610.08x = 66,920.76 × 13,445.36
  4. Step 4: Simplify right side
    44,610.08x = 899,773,709.67
  5. Step 5: Solve for x
    x = 899,773,709.67/44,610.08
  6. Step 6: Final answer
    x = 20,169.74

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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.