Home / 39,722.96-54,804.26-22,715.10

Finding the Fourth Proportional to 39,722.96, 54,804.26 and 22,715.10

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Solution

The fourth proportional to 39,722.96, 54,804.26 and 22,715.10 is: 31,339.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,722.96 : 54,804.26 = 22,715.10 : x
  2. Step 2: Convert to fraction form
    39,722.96/54,804.26 = 22,715.10/x
  3. Step 3: Cross multiply
    39,722.96x = 54,804.26 × 22,715.10
  4. Step 4: Simplify right side
    39,722.96x = 1,244,884,303.11
  5. Step 5: Solve for x
    x = 1,244,884,303.11/39,722.96
  6. Step 6: Final answer
    x = 31,339.16

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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.