Home / 39,007.50-53,816.97-22,009.65

Finding the Fourth Proportional to 39,007.50, 53,816.97 and 22,009.65

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Solution

The fourth proportional to 39,007.50, 53,816.97 and 22,009.65 is: 30,365.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,007.50 : 53,816.97 = 22,009.65 : x
  2. Step 2: Convert to fraction form
    39,007.50/53,816.97 = 22,009.65/x
  3. Step 3: Cross multiply
    39,007.50x = 53,816.97 × 22,009.65
  4. Step 4: Simplify right side
    39,007.50x = 1,184,492,673.76
  5. Step 5: Solve for x
    x = 1,184,492,673.76/39,007.50
  6. Step 6: Final answer
    x = 30,365.77

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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.