Home / 44,365.05-66,537.86-12,775.05

Finding the Fourth Proportional to 44,365.05, 66,537.86 and 12,775.05

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Solution

The fourth proportional to 44,365.05, 66,537.86 and 12,775.05 is: 19,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,365.05 : 66,537.86 = 12,775.05 : x
  2. Step 2: Convert to fraction form
    44,365.05/66,537.86 = 12,775.05/x
  3. Step 3: Cross multiply
    44,365.05x = 66,537.86 × 12,775.05
  4. Step 4: Simplify right side
    44,365.05x = 850,024,424.52
  5. Step 5: Solve for x
    x = 850,024,424.52/44,365.05
  6. Step 6: Final answer
    x = 19,159.78

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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.