Home / 45,962.09-63,420.78-25,815.11

Finding the Fourth Proportional to 45,962.09, 63,420.78 and 25,815.11

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Solution

The fourth proportional to 45,962.09, 63,420.78 and 25,815.11 is: 35,620.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,962.09 : 63,420.78 = 25,815.11 : x
  2. Step 2: Convert to fraction form
    45,962.09/63,420.78 = 25,815.11/x
  3. Step 3: Cross multiply
    45,962.09x = 63,420.78 × 25,815.11
  4. Step 4: Simplify right side
    45,962.09x = 1,637,214,570.54
  5. Step 5: Solve for x
    x = 1,637,214,570.54/45,962.09
  6. Step 6: Final answer
    x = 35,620.98

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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.