Home / 39,948.25-55,130.34-22,957.96

Finding the Fourth Proportional to 39,948.25, 55,130.34 and 22,957.96

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Solution

The fourth proportional to 39,948.25, 55,130.34 and 22,957.96 is: 31,682.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,948.25 : 55,130.34 = 22,957.96 : x
  2. Step 2: Convert to fraction form
    39,948.25/55,130.34 = 22,957.96/x
  3. Step 3: Cross multiply
    39,948.25x = 55,130.34 × 22,957.96
  4. Step 4: Simplify right side
    39,948.25x = 1,265,680,140.51
  5. Step 5: Solve for x
    x = 1,265,680,140.51/39,948.25
  6. Step 6: Final answer
    x = 31,682.99

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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.