Home / 39,763.90-54,875.44-22,768.22

Finding the Fourth Proportional to 39,763.90, 54,875.44 and 22,768.22

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Solution

The fourth proportional to 39,763.90, 54,875.44 and 22,768.22 is: 31,420.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,763.90 : 54,875.44 = 22,768.22 : x
  2. Step 2: Convert to fraction form
    39,763.90/54,875.44 = 22,768.22/x
  3. Step 3: Cross multiply
    39,763.90x = 54,875.44 × 22,768.22
  4. Step 4: Simplify right side
    39,763.90x = 1,249,416,090.52
  5. Step 5: Solve for x
    x = 1,249,416,090.52/39,763.90
  6. Step 6: Final answer
    x = 31,420.86

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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.