Home / 39,004.48-53,822.28-22,007.20

Finding the Fourth Proportional to 39,004.48, 53,822.28 and 22,007.20

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Solution

The fourth proportional to 39,004.48, 53,822.28 and 22,007.20 is: 30,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,004.48 : 53,822.28 = 22,007.20 : x
  2. Step 2: Convert to fraction form
    39,004.48/53,822.28 = 22,007.20/x
  3. Step 3: Cross multiply
    39,004.48x = 53,822.28 × 22,007.20
  4. Step 4: Simplify right side
    39,004.48x = 1,184,477,680.42
  5. Step 5: Solve for x
    x = 1,184,477,680.42/39,004.48
  6. Step 6: Final answer
    x = 30,367.73

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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.