Home / 45,357.78-62,578.77-27,445.98

Finding the Fourth Proportional to 45,357.78, 62,578.77 and 27,445.98

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Solution

The fourth proportional to 45,357.78, 62,578.77 and 27,445.98 is: 37,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,357.78 : 62,578.77 = 27,445.98 : x
  2. Step 2: Convert to fraction form
    45,357.78/62,578.77 = 27,445.98/x
  3. Step 3: Cross multiply
    45,357.78x = 62,578.77 × 27,445.98
  4. Step 4: Simplify right side
    45,357.78x = 1,717,535,669.84
  5. Step 5: Solve for x
    x = 1,717,535,669.84/45,357.78
  6. Step 6: Final answer
    x = 37,866.40

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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.