Home / 35,215.74-48,594.06-20,106.81

Finding the Fourth Proportional to 35,215.74, 48,594.06 and 20,106.81

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Solution

The fourth proportional to 35,215.74, 48,594.06 and 20,106.81 is: 27,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,215.74 : 48,594.06 = 20,106.81 : x
  2. Step 2: Convert to fraction form
    35,215.74/48,594.06 = 20,106.81/x
  3. Step 3: Cross multiply
    35,215.74x = 48,594.06 × 20,106.81
  4. Step 4: Simplify right side
    35,215.74x = 977,071,531.55
  5. Step 5: Solve for x
    x = 977,071,531.55/35,215.74
  6. Step 6: Final answer
    x = 27,745.31

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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.